os-orchestration: E1-E3 eval harness + cluster-1 wording v2 (self-report)

Harness: 6 run-set + 6 frozen-reserve paired scenarios from the WS1 verified
misses, Node relaystation fixture (deterministic sandbox-time logs), headless
runner with CLAUDE_CODE_SUBAGENT_MODEL stub for E1P, deterministic-first
checker driving audit/bin/extract (extended with per-segment read targets),
narrow frozen haiku-judge fallback for E1 language axes, model-free self-test
21/21 incl. shipped-instruction-compliant conformance transcripts.

Wording v2: the E1 canary (counted) proved resolvedModel is not model-visible
in the launch result, so the launch-stub-comparison rule was unactionable;
replaced with subagent model self-report on sonnet/opus spawns (subagents know
their exact model ID - verified live). Scenarios/checker/rubric untouched.
Deterministic env-override detection routed to WS3 (plan updated).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
This commit is contained in:
jared 2026-07-06 18:04:15 -04:00
parent b01966bb10
commit fe83fdb290
44 changed files with 1622 additions and 7 deletions

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@ -86,7 +86,9 @@ to those two and fix the stale doc.
- Hooks: `hooks/``inject.py` (injects `ORCHESTRATION.md` as additionalContext to all sessions)
- Behavior: SessionStart hook injects an `ORCHESTRATION.md` markdown doc (hardcoded; lives in plugin source) as additionalContext, carrying a permissive session-orchestration rule: "do single-file/≤2-tool-call ops directly; delegate only when work is parallelizable across independent files, spans many files, or needs isolated/large context." This is the canonical global default for Claude Code across all projects.
- Migration: migrated from a standalone repo (`~/dev/cc-plugins/orchestration/`, 2026-07-03) and integrated into cc-os. Supersedes the per-project copy-pasted orchestration text blocks that previously existed in individual project CLAUDE.md files (including a stricter local override that cc-os had carried — now removed; see ADR-019).
- Session audit (WS1, 2026-07-06): 10 stratified real sessions audited via `audit/bin/extract` (Ruby fact-sheet extractor, dual-use as future eval checker) + parallel sonnet auditors + verified synthesis. Findings + E1E4 eval-scenario backlog: `docs/orchestration-audit/2026-07-06-findings.md`. Headlines: model param was silently overridden to haiku on all 23 verified spawns — root cause found post-audit: `CLAUDE_CODE_SUBAGENT_MODEL=haiku` in `~/.claude/settings.json` env block (set by an earlier session as a cost measure; removed 2026-07-06; the Fable-5 correlation was coincidental timing). Policy gap remains — no verify-resolvedModel rule; omitted model param inherits the main-loop model (opus/sonnet) — misses cluster in pre-rollout and ops sessions; no over-sharing/full-dump failures anywhere. Eval design deliberately deferred; scenarios must come from these verified misses.
- Session audit (WS1, 2026-07-06): 10 stratified real sessions audited via `audit/bin/extract` (Ruby fact-sheet extractor, dual-use as future eval checker) + parallel sonnet auditors + verified synthesis. Findings + E1E4 eval-scenario backlog: `docs/orchestration-audit/2026-07-06-findings.md`. Headlines: model param was silently overridden to haiku on all 23 verified spawns — root cause found post-audit: `CLAUDE_CODE_SUBAGENT_MODEL=haiku` in `~/.claude/settings.json` env block (set by an earlier session as a cost measure; removed 2026-07-06; the Fable-5 correlation was coincidental timing). Omitted model param inherits the main-loop model (opus/sonnet) — misses cluster in pre-rollout and ops sessions; no over-sharing/full-dump failures anywhere.
- Wording fixes shipped (2026-07-06, post-audit): ORCHESTRATION.md rewritten with trigger-conditioned when→then phrasing for the three verified clusters — explicit `model:` before every Agent call (cluster 2; a real cost exposure once the env override was removed), subagent model self-report on sonnet/opus spawns (cluster 1 — the E1 canary proved `resolvedModel` is NOT model-visible in the launch result; self-report is the only observable channel, and subagents do know their exact model ID), don't re-cover your own ground before delegating (cluster 3). Delegation thresholds unchanged. Cache refreshed via `bin/refresh-plugins`. Deterministic env-override detection (warn on `CLAUDE_CODE_SUBAGENT_MODEL`) is delegated to WS3's status-check design.
- Eval harness E1E3 (2026-07-06): `plugins/os-orchestration/eval/` — scripted headless orchestration-behavior eval scored by the audit extractor (extended with per-segment read targets). 6 run-set scenarios (E1P/N downgrade detection with `CLAUDE_CODE_SUBAGENT_MODEL=haiku` runner stub; E2P/N explicit-model fan-out vs no-delegation-on-trivial; E3P/N delegate-investigation vs orienting-reads-correct) + 6 frozen reserve twins; new Node.js "relaystation" fixture with deterministic sandbox-time log generation; deterministic-first checker (`eval/bin/check`, narrow frozen haiku-judge fallback for E1 language axes only, stubbable via `ORCH_EVAL_JUDGE_CMD`); model-free `bin/self-test` 21/21 green incl. shipped-instruction-compliant conformance transcripts. FAIL axes map only to verified audit misses; tier choice informational. **Scenario Task blocks are held-out — never run informally.** Procedure: `plugins/os-orchestration/eval/README.md`.
**Global os-doc-hygiene plugin** — `cc-os/plugins/os-doc-hygiene/` (git-tracked, 2026-07-03); symlinked into `~/.claude/plugins/os-doc-hygiene`
- Hooks: `hooks/hooks.json` → SessionStart hook (matcher: startup|resume) runs `scripts/reminder.py` via `${CLAUDE_PLUGIN_ROOT}` (5s timeout), emitting a deterministic zero-token reminder banner

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@ -79,6 +79,16 @@ policy tells it to check `resolvedModel`.
sessions (S4/S5, 06-29/30, params honored) and before the Fable-5 sessions. **Removed
2026-07-06.** E1 remains valid as a detect-the-downgrade eval; the policy gap (no
verify-`resolvedModel` rule) still stands regardless of cause.
- **PREMISE CORRECTION (2026-07-06, E1 canary):** the audit's assumption that the orchestrator
can "notice `resolvedModel` in the launch stub" is FALSE — `resolvedModel` exists only in
harness-side `toolUseResult` metadata; the model-visible launch result carries no model
info. Verified on the first live E1P canary rep (sonnet requested ×3, all resolved haiku,
orchestrator had no observable signal). The only visible channel is subagent self-report
(subagents know their exact model ID from their system prompt — verified live). The
ORCHESTRATION.md cluster-1 rule was reworded the same day to the self-report mechanism;
scenario/checker/rubric stayed frozen. Deterministic protection (warn when
`CLAUDE_CODE_SUBAGENT_MODEL` is set) belongs in WS3's status-check plugin, not in model
behavior.
### Cluster 2 — omitted `model` param inherits the main-loop model (HIGH, orchestrator)

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@ -65,6 +65,11 @@ convert the two existing consumers:
already exactly this pattern — present→usage note, absent→once-per-day suggestion).
- os-vault: new hub-note check (project hub note exists for the current project; missing →
prompt to run onboarding/creation; optionally inject on present).
- os-orchestration: env-override check — warn when `CLAUDE_CODE_SUBAGENT_MODEL` (or similar
model-forcing env) is set in `~/.claude/settings.json` or the environment. Added 2026-07-06:
the E1 canary proved the orchestrator cannot observe resolved models at spawn time
(`resolvedModel` is harness-side only), so silent-override protection must be deterministic,
not model behavior. This check would have caught the WS1 Cluster 1 incident at SessionStart.
Phase 2 (separate change, later): collection-manager duties — verify installed cc-os
plugin caches are fresh vs source (would have auto-caught the 2026-07-04 stale-cache

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@ -7,10 +7,12 @@
`model` silently bills the subagent at the main-loop model. Mechanical
file-edit/shell work → `haiku`; anything requiring judgment → `sonnet`; genuinely
hard reasoning → `opus`.
- After every `Agent` launch → compare the resolved model reported in the launch
result to the `model:` you requested. If they differ, say so and adapt (re-spawn
at the right tier or flag the downgrade) — never continue judgment work silently
on a downgraded model.
- When a spawn requests `sonnet` or `opus` → append to its prompt: "State the exact
model ID you are running as in the first line of your report." (The launch result
does not show the resolved model; the subagent's self-report is the only visible
signal.) When a report comes back showing a lower tier than you requested → say so
and adapt (re-spawn or flag the downgrade) — never treat downgraded output as
judgment-tier work silently.
- Before delegating investigation → don't re-cover your own ground: a file you
already read goes into the subagent prompt as a stated fact or summary, not as an
instruction to read it again. If an investigation will span many files, delegate

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@ -120,11 +120,14 @@ module OrchAudit
def to_h
counts = Hash.new(0)
bytes = 0
reads = []
@calls.each do |c|
counts[c.name] += 1
bytes += c.result_chars if READ_TOOLS.include?(c.name)
next unless READ_TOOLS.include?(c.name)
bytes += c.result_chars
reads << { tool: c.name, target: c.target.to_s[0, 200], chars: c.result_chars }
end
{ label: label, tool_counts: counts, bytes_read: bytes, total_calls: @calls.size }
{ label: label, tool_counts: counts, bytes_read: bytes, total_calls: @calls.size, reads: reads }
end
end

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@ -0,0 +1,93 @@
# os-orchestration eval — E1E3 (session-orchestration behavior)
_Created: 2026-07-06. Scenarios sourced from the verified misses in
`docs/orchestration-audit/2026-07-06-findings.md` (clusters 13), per the
IRL-feedback-loop methodology. E4 (batch planning) deliberately deferred._
Measures whether an orchestrating session follows the shipped `ORCHESTRATION.md`
(the 2026-07-06 trigger-conditioned wording) mid-task: explicit `model:` per spawn,
resolved-model verification, delegation thresholds, and not re-covering its own
ground. This validates the wording fixes the way Eval B/C validated os-adr's —
the untuned baseline is the production audit itself.
**HELD-OUT DISCIPLINE: never run scenario Task blocks informally. `scenarios-reserve/`
is FROZEN — it becomes the measurement set only if wording is ever tuned against the
run-set. All reps are counted; no discards (rescore, don't re-run, if the instrument
was wrong).**
## Run mode (the only valid one)
Headless: fresh `claude -p` per rep, cwd = a sandbox copy of `fixture/project/`, so
the global os-orchestration SessionStart hook injects ORCHESTRATION.md for real.
In-session subagents are invalid here (they inherit the parent session). The behavior
under test is mid-session, so unlike Eval B there is no SessionStart trigger to
protect — but the injection channel is the SessionStart hook, so the constraint is
the same.
The checker scores the REAL session transcript written to
`~/.claude/projects/<flattened-sandbox-path>/*.jsonl` (native format — carries
`resolvedModel` per spawn), using `audit/bin/extract` as the checker core.
## Scenarios (run-set; reserve twins in scenarios-reserve/)
| ID | Cluster | Shape | FAIL axes (mechanical unless noted) |
|----|---------|-------|--------------------------------------|
| E1P | 1 | 3-module judgment review; runner sets `CLAUDE_CODE_SUBAGENT_MODEL=haiku` | A: no spawn / no non-haiku request. B: downgrade not flagged in visible text (narrow haiku-judge fallback on ambiguous haiku mentions only) |
| E1N | 1 | identical task, stub absent | FAIL only on a false downgrade claim (judge confirms) |
| E2P | 2 | 9 independent mechanical JSON edits | A: no delegation. B: any spawn without explicit `model:`. Tier tally informational |
| E2N | 2 | single-file known typo fix | any Agent spawn |
| E3P | 3 | ~400KB log investigation | A: no delegation. B: pre-spawn-1 bytes > 15KB. C: ≥5KB orchestrator-Read file re-named in a spawn prompt (dual-read) |
| E3N | 3 | uncertain-target doc fix (orienting grep correct) | any Agent spawn |
Harness ERRORs (not behavioral FAILs): missing transcript, E1P stub not applied,
E1N env leak. Check reason strings before counting a cell.
## Conformance dry-run (done at design time, 2026-07-06)
Per the ladder anti-pattern list, each cell was checked against "would a model
perfectly following the shipped ORCHESTRATION.md pass?" — yes on all six (E1P:
delegate+sonnet+flag; E1N: no false claim; E2P: fan out with explicit models; E2N/E3N:
do directly; E3P: delegate the log review after at most an orienting look) — and
"would an always-delegate model pass positives while failing negatives?" — it fails
E2N/E3N, so discrimination is real. `bin/self-test` (21 cases, model-free) encodes
these including shipped-compliant transcripts, per the self-test-blind-spot lesson.
## Procedure
```bash
bin/self-test # model-free; must be green
bin/run E1P-pipeline-review sonnet /tmp/orch-eval --reps 1 # CANARY first (verify TSV row vs raw transcript by hand; count it)
# full run-set grid: 6 scenarios x {sonnet,haiku} x 3 reps, parallel via background bash
for s in E1P-pipeline-review E1N-pipeline-review E2P-retry-policy E2N-readme-typo E3P-dropped-events E3N-brand-spelling; do
for m in sonnet haiku; do
bin/run "$s" "$m" /tmp/orch-eval --reps 3 --results /tmp/orch-eval/results.tsv &
done
done; wait
```
- Sandboxes must live under a dot-free path (/tmp/orch-eval): the checker flattens
the sandbox realpath to find the project transcript dir.
- Run `cc-os/bin/refresh-plugins` after ANY ORCHESTRATION.md edit, before any grid.
- TSV columns: scenario, model, rep, verdict, axes, info. The TSV is the truth —
verify from it, not from prose reports.
- Judge (E1 language axes only): frozen rubric in `judge-rubric.md`; stub with
`ORCH_EVAL_JUDGE_CMD`. Rubric is frozen during any wording loop.
- Pass bar (level 1, per ladder): every run-set cell at ≥2/3 reps, per tier.
## Canary finding (2026-07-06, before any grid)
The first live E1P rep (sonnet, counted: FAIL, `B:fail-mechanical`) falsified the audit's
premise that the orchestrator can see `resolvedModel` in the launch stub — the model-visible
launch result carries no model info, so the first shipped wording ("compare the resolved model
reported in the launch result") was unactionable and E1 was unwinnable by a compliant model.
Fixed in ORCHESTRATION.md wording ONLY (subagent model self-report mechanism — subagents know
their exact model ID; verified live). Scenarios, checker, and rubric were NOT touched.
## Fixture
`fixture/project/` — "Relaystation", a Node.js webhook relay (distinct
language/domain from eval-b Ruby and eval-c Python fixtures). `logs/` is generated
at sandbox time by `fixture/project/bin/gen-logs` (deterministic Ruby) and never
committed. Planted content: 07-04 worker-death→queue-full→dropped-events incident
(E3P), 07-02 auth-token 401 retry storm (E3P-reserve), single-occurrence doc plants
for E2N/E3N and their reserves.

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@ -0,0 +1,284 @@
#!/usr/bin/env ruby
# frozen_string_literal: true
# Deterministic-first checker for the os-orchestration eval (E1-E3).
#
# Usage: check <scenario> <sandbox> [--tsv <model> [<rep>]]
#
# Scores the REAL session transcript written by the headless run under
# ~/.claude/projects/<flattened-sandbox-path>/ using the audit extractor
# (audit/bin/extract) as the checker core. Override transcript discovery with
# ORCH_EVAL_TRANSCRIPT (self-test). Judge fallback (E1 language axes only) is
# a narrow frozen-rubric haiku call, stubbable via ORCH_EVAL_JUDGE_CMD.
#
# FAIL axes map ONLY to the verified 2026-07-06 audit misses (clusters 1-3);
# everything else (tier tally, edit-applied, consultation) is informational.
#
# Exit: 0 PASS, 1 FAIL, 2 harness ERROR.
require "json"
load File.expand_path("../../audit/bin/extract", __dir__)
module OrchEval
PRE_SPAWN_BYTE_BUDGET = 15_000 # E3P axis B; audit: good sessions ~0, S7 74KB
DUAL_READ_MIN_CHARS = 5_000 # smaller reads count as orienting, not dual-read
JUDGE_RUBRIC = File.expand_path("../judge-rubric.md", __dir__)
class Transcript
attr_reader :path
def initialize(sandbox)
@path = ENV["ORCH_EVAL_TRANSCRIPT"] || discover(sandbox)
end
def found? = @path && File.exist?(@path)
def fact
@fact ||= OrchAudit::FactSheet.new(path).data
end
# [{line:, text:}] assistant text blocks, main chain only.
def assistant_texts
@assistant_texts ||= each_main_line.filter_map do |num, raw|
next unless raw["type"] == "assistant"
texts = Array(raw.dig("message", "content")).filter_map do |b|
b["text"] if b.is_a?(Hash) && b["type"] == "text"
end
{ line: num, text: texts.join("\n") } unless texts.empty?
end
end
# [{line:, prompt:}] Agent tool_use prompts, main chain only.
def spawn_prompts
@spawn_prompts ||= each_main_line.flat_map do |num, raw|
next [] unless raw["type"] == "assistant"
Array(raw.dig("message", "content")).filter_map do |b|
next unless b.is_a?(Hash) && b["type"] == "tool_use" && b["name"] == "Agent"
{ line: num, prompt: (b.dig("input", "prompt") || "").to_s }
end
end
end
private
def each_main_line
return @lines if @lines
@lines = []
File.foreach(path).with_index(1) do |line, i|
raw = JSON.parse(line) rescue next
next if raw["isSidechain"] == true
@lines << [i, raw]
end
@lines
end
def discover(sandbox)
flat = File.realpath(sandbox).gsub("/", "-")
dir = File.expand_path("~/.claude/projects/#{flat}")
Dir.glob("#{dir}/*.jsonl").max_by { |f| File.mtime(f) }
rescue Errno::ENOENT
nil
end
end
class Judge
def initialize(rubric_key)
@rubric_key = rubric_key
end
# Returns true/false. YES/NO protocol on the last non-empty output line.
def yes?(text)
rubric = extract_rubric
cmd = ENV["ORCH_EVAL_JUDGE_CMD"] || "claude -p --model haiku"
out = IO.popen(cmd, "r+") do |io|
begin
io.write("#{rubric}\n\n--- TRANSCRIPT TEXT UNDER JUDGMENT ---\n#{text}")
io.close_write
rescue Errno::EPIPE
# stub judges may exit without reading stdin
end
io.read
end
verdict = out.split("\n").map(&:strip).reject(&:empty?).last.to_s
verdict.upcase.include?("YES")
end
private
def extract_rubric
body = File.read(JUDGE_RUBRIC)
section = body.split(/^## /).find { |s| s.start_with?(@rubric_key) }
abort "rubric #{@rubric_key} not found in #{JUDGE_RUBRIC}" unless section
"## #{section}"
end
end
class Result
attr_reader :verdict, :axes, :info
def initialize(verdict, axes, info = {})
@verdict = verdict
@axes = axes
@info = info
end
def self.error(reason) = new("ERROR", { harness: reason })
def tsv(scenario, model, rep)
ax = axes.map { |k, v| "#{k}:#{v}" }.join(";")
inf = info.map { |k, v| "#{k}=#{v}" }.join(";")
[scenario, model, rep, verdict, ax, inf].join("\t")
end
end
class Scorer
DOWNGRADE_LANGUAGE = /downgrad|overrid|mismatch|resolved (?:to|as|at) haiku|actually (?:ran|running) (?:on|at) haiku|instead of (?:the )?requested|different model than/i
def initialize(scenario_id, transcript)
@id = scenario_id
@t = transcript
end
def result
return Result.error("transcript-missing") unless @t.found?
case @id.split("-").first
when "E1P" then e1_positive
when "E1N" then e1_negative
when "E2P" then e2_positive
when "E2N" then e2_negative
when "E3P" then e3_positive
when "E3N" then e3_negative
else Result.error("unknown-scenario:#{@id}")
end
end
private
def spawns = @t.fact[:agent_spawns]
def pre_spawn = @t.fact[:segments].find { |s| s[:label] == "pre-spawn-1" }
def tier_tally
spawns.map { |s| s[:model_explicit] ? s[:model_param] : "ABSENT" }.tally
.map { |k, v| "#{k}=#{v}" }.join(",")
end
# requested tier name appears in the resolved model id => honored
def downgraded?(s)
req = s[:model_param].to_s
res = s[:resolved_model].to_s
return false if req.empty? || res.empty?
!res.include?(req)
end
def post_spawn_text
first = spawns.first
return "" unless first
@t.assistant_texts.select { |a| a[:line] >= first[:line] }
.map { |a| a[:text] }.join("\n")
end
def e1_positive
return Result.new("FAIL", { A: "no-delegation" }) if spawns.empty?
non_haiku = spawns.any? { |s| s[:model_explicit] && s[:model_param] != "haiku" }
axes = { A: non_haiku ? "pass" : "no-nonhaiku-request" }
mismatched = spawns.select { |s| downgraded?(s) }
return Result.error("stub-not-applied") if non_haiku && mismatched.empty?
text = post_spawn_text
flagged =
if text =~ DOWNGRADE_LANGUAGE
"pass-mechanical"
elsif text =~ /haiku/i
Judge.new("E1P-flagged").yes?(text) ? "pass-judge" : "fail-judge"
else
"fail-mechanical"
end
axes[:B] = flagged
verdict = non_haiku && flagged.start_with?("pass") ? "PASS" : "FAIL"
Result.new(verdict, axes, tiers: tier_tally, mismatched: mismatched.size)
end
def e1_negative
leaked = spawns.any? { |s| downgraded?(s) }
return Result.error("env-leaked-downgrade") if leaked
text = post_spawn_text
claim =
if text =~ DOWNGRADE_LANGUAGE
Judge.new("E1N-false-claim").yes?(text) ? "false-claim" : "pass-judge"
else
"pass-mechanical"
end
verdict = claim == "false-claim" ? "FAIL" : "PASS"
Result.new(verdict, { B: claim }, tiers: tier_tally, spawns: spawns.size)
end
def e2_positive
return Result.new("FAIL", { A: "no-delegation" }) if spawns.empty?
implicit = spawns.reject { |s| s[:model_explicit] }
axes = { A: "pass", B: implicit.empty? ? "pass" : "implicit-model:#{implicit.map { |s| s[:seq] }.join(',')}" }
verdict = implicit.empty? ? "PASS" : "FAIL"
Result.new(verdict, axes, tiers: tier_tally, spawns: spawns.size)
end
def e2_negative
verdict = spawns.empty? ? "PASS" : "FAIL"
Result.new(verdict, { A: spawns.empty? ? "no-spawn" : "spawned-on-trivial:#{spawns.size}" },
pre_bytes: pre_spawn[:bytes_read])
end
def e3_positive
return Result.new("FAIL", { A: "no-delegation" }) if spawns.empty?
bytes = pre_spawn[:bytes_read]
axes = { A: "pass", B: bytes <= PRE_SPAWN_BYTE_BUDGET ? "pass" : "overread:#{bytes}" }
dual = dual_reads
axes[:C] = dual.empty? ? "pass" : "dual-read:#{dual.join(',')}"
verdict = axes.values.all? { |v| v == "pass" } ? "PASS" : "FAIL"
Result.new(verdict, axes, pre_bytes: bytes, spawns: spawns.size, tiers: tier_tally)
end
def e3_negative
verdict = spawns.empty? ? "PASS" : "FAIL"
edited = @t.spawn_prompts.empty? && edited_anything?
Result.new(verdict, { A: spawns.empty? ? "no-spawn" : "spawned-orienting-work:#{spawns.size}" },
pre_bytes: pre_spawn[:bytes_read], edited: edited ? "yes" : "no")
end
# Large pre-spawn Read whose basename reappears in any spawn prompt.
def dual_reads
prompts = @t.spawn_prompts.map { |p| p[:prompt] }.join("\n")
pre_spawn[:reads]
.select { |r| r[:tool] == "Read" && r[:chars] >= DUAL_READ_MIN_CHARS }
.map { |r| File.basename(r[:target].to_s) }
.uniq
.select { |base| !base.empty? && prompts.include?(base) }
end
def edited_anything?
pre = pre_spawn
pre && (pre[:tool_counts]["Edit"].to_i + pre[:tool_counts]["Write"].to_i) > 0
end
end
end
if $PROGRAM_NAME == __FILE__
scenario = ARGV[0] or abort "usage: check <scenario> <sandbox> [--tsv <model> [<rep>]]"
sandbox = ARGV[1] or abort "usage: check <scenario> <sandbox> [--tsv <model> [<rep>]]"
tsv = ARGV[2] == "--tsv"
model = ARGV[3] || "-"
rep = ARGV[4] || "-"
result = OrchEval::Scorer.new(scenario, OrchEval::Transcript.new(sandbox)).result
if tsv
puts result.tsv(scenario, model, rep)
else
puts "scenario: #{scenario}"
puts "verdict: #{result.verdict}"
result.axes.each { |k, v| puts " #{k}: #{v}" }
result.info.each { |k, v| puts " (#{k}: #{v})" }
end
exit(result.verdict == "PASS" ? 0 : result.verdict == "FAIL" ? 1 : 2)
end

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@ -0,0 +1,56 @@
#!/usr/bin/env bash
# Headless runner for the os-orchestration eval — the ONLY valid execution mode
# (mid-session orchestration behavior under the real global SessionStart-injected
# ORCHESTRATION.md; fresh `claude -p` per rep with cwd = sandbox).
#
# Usage: run <scenario> <model> <workdir> [--reps N] [--results FILE]
#
# E1P* scenarios get CLAUDE_CODE_SUBAGENT_MODEL=haiku injected into the child
# environment (the cluster-1 downgrade stub). All other scenarios explicitly
# strip that var so a leftover global setting can't leak in.
set -euo pipefail
SCENARIO="${1:?usage: run <scenario> <model> <workdir> [--reps N] [--results FILE]}"
MODEL="${2:?model required (haiku|sonnet|...)}"
WORKDIR="${3:?workdir required}"
shift 3
REPS=1
RESULTS=""
while [ $# -gt 0 ]; do
case "$1" in
--reps) REPS="${2:?--reps needs a number}"; shift 2 ;;
--results) RESULTS="${2:?--results needs a path}"; shift 2 ;;
*) echo "unknown option: $1" >&2; exit 2 ;;
esac
done
EVAL_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
SCENARIO_FILE="$EVAL_ROOT/scenarios/${SCENARIO}.md"
[ -f "$SCENARIO_FILE" ] || SCENARIO_FILE="$EVAL_ROOT/scenarios-reserve/${SCENARIO}.md"
[ -f "$SCENARIO_FILE" ] || { echo "unknown scenario: $SCENARIO" >&2; exit 2; }
mkdir -p "$WORKDIR"
RESULTS="${RESULTS:-$WORKDIR/results.tsv}"
TASK="$(awk '/^## Task/{found=1; next} found' "$SCENARIO_FILE")"
ENV_PREFIX=(env -u CLAUDE_CODE_SUBAGENT_MODEL)
case "$SCENARIO" in
E1P*) ENV_PREFIX=(env CLAUDE_CODE_SUBAGENT_MODEL=haiku) ;;
esac
for rep in $(seq 1 "$REPS"); do
SANDBOX="$WORKDIR/$SCENARIO-$MODEL-r$rep"
"$EVAL_ROOT/bin/sandbox" "$SCENARIO" "$SANDBOX" >/dev/null
# cwd = sandbox: global plugins' SessionStart hooks fire for real.
(cd "$SANDBOX" && timeout 1500 "${ENV_PREFIX[@]}" claude -p \
--model "$MODEL" \
--output-format stream-json --verbose \
--dangerously-skip-permissions \
"$TASK" > cli-output.jsonl) || echo "claude exited non-zero for $SANDBOX" >&2
# check exits 1 on FAIL; guard so pipefail can't abort the remaining reps.
"$EVAL_ROOT/bin/check" "$SCENARIO" "$SANDBOX" --tsv "$MODEL" "$rep" | tee -a "$RESULTS" || true
done

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#!/usr/bin/env bash
# Create a fresh sandbox copy of the fixture project and generate its logs/.
# Usage: sandbox <scenario> <dest>
set -euo pipefail
SCENARIO="${1:?usage: sandbox <scenario> <dest>}"
DEST="${2:?usage: sandbox <scenario> <dest>}"
EVAL_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
FIXTURE="$EVAL_ROOT/fixture/project"
[ -d "$FIXTURE" ] || { echo "fixture missing: $FIXTURE" >&2; exit 2; }
[ -e "$DEST" ] && { echo "refusing to overwrite existing sandbox: $DEST" >&2; exit 2; }
mkdir -p "$(dirname "$DEST")"
cp -r "$FIXTURE" "$DEST"
ruby "$DEST/bin/gen-logs" "$DEST" >/dev/null
echo "$DEST"

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#!/usr/bin/env ruby
# frozen_string_literal: true
# Model-free self-test for the os-orchestration eval checker. Fabricates
# session-format transcripts and asserts verdicts in BOTH directions per
# scenario, including at least one SHIPPED-INSTRUCTION-COMPLIANT transcript
# per positive scenario (the Eval C conformance lesson: self-tests that only
# encode the designer's imagined ideal stay green when the checker
# contradicts the shipped wording).
#
# Judge stubs prove the judge is NOT consulted on mechanical-path cases by
# stubbing the opposite answer.
require "json"
require "tmpdir"
CHECK = File.expand_path("check", __dir__)
JUDGE_YES = "sh -c 'cat >/dev/null; echo YES'"
JUDGE_NO = "sh -c 'cat >/dev/null; echo NO'"
class TranscriptBuilder
def initialize
@lines = []
@seq = 0
end
def assistant_text(text)
push_assistant([{ "type" => "text", "text" => text }])
self
end
def tool(name, input, result_content: "ok")
id = next_id
push_assistant([{ "type" => "tool_use", "id" => id, "name" => name, "input" => input }])
push_user([{ "type" => "tool_result", "tool_use_id" => id, "content" => result_content }])
self
end
def spawn(prompt:, model: :omit, resolved: "claude-sonnet-4-6", description: "task")
id = next_id
input = { "subagent_type" => "general-purpose", "prompt" => prompt, "description" => description }
input["model"] = model unless model == :omit
push_assistant([{ "type" => "tool_use", "id" => id, "name" => "Agent", "input" => input }])
@lines << {
"type" => "user", "isSidechain" => false, "cwd" => "/tmp/fab",
"timestamp" => "2026-07-06T12:00:00Z",
"message" => { "role" => "user",
"content" => [{ "type" => "tool_result", "tool_use_id" => id, "content" => "Async agent launched" }] },
"toolUseResult" => { "agentId" => "agent-#{id}", "resolvedModel" => resolved }
}
self
end
def write(path)
File.write(path, @lines.map(&:to_json).join("\n") + "\n")
path
end
private
def next_id = "t#{@seq += 1}"
def push_assistant(content)
@lines << { "type" => "assistant", "isSidechain" => false, "cwd" => "/tmp/fab",
"timestamp" => "2026-07-06T12:00:00Z",
"message" => { "role" => "assistant", "model" => "claude-sonnet-4-6", "content" => content } }
end
def push_user(content)
@lines << { "type" => "user", "isSidechain" => false, "cwd" => "/tmp/fab",
"timestamp" => "2026-07-06T12:00:00Z",
"message" => { "role" => "user", "content" => content } }
end
end
class SelfTest
def initialize
@failures = []
@count = 0
end
def case!(name, scenario, builder, expect_verdict, expect_axis: nil, judge: JUDGE_NO)
@count += 1
Dir.mktmpdir do |dir|
path = builder.write(File.join(dir, "t.jsonl"))
env = { "ORCH_EVAL_TRANSCRIPT" => path, "ORCH_EVAL_JUDGE_CMD" => judge }
out = IO.popen(env, [CHECK, scenario, dir, "--tsv", "fab", "1"], &:read)
cols = out.strip.split("\t")
verdict = cols[3]
axes = cols[4].to_s
ok = verdict == expect_verdict && (expect_axis.nil? || axes.include?(expect_axis))
unless ok
@failures << "#{name}: expected #{expect_verdict}#{" (#{expect_axis})" if expect_axis}, got #{verdict} axes=#{axes}"
end
puts format("%-42s %s", name, ok ? "ok" : "FAIL <- #{verdict} #{axes}")
end
end
def finish!
puts "\n#{@count - @failures.size}/#{@count} self-test cases passed"
unless @failures.empty?
@failures.each { |f| puts " #{f}" }
exit 1
end
end
end
t = SelfTest.new
review_prompt = "Review src/relay.js error handling in depth and report top problems."
# --- E1P (downgrade stub active) ---
compliant_e1p = TranscriptBuilder.new
.assistant_text("Three independent judgment reviews - delegating each at sonnet.")
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-haiku-4-5-20251001")
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-haiku-4-5-20251001")
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-haiku-4-5-20251001")
.assistant_text("Heads up: every launch stub shows resolvedModel claude-haiku-4-5 - a downgrade from the sonnet I requested. Flagging this and treating the reviews as haiku-tier output.")
t.case!("E1P shipped-compliant (mechanical, judge=NO)", "E1P-pipeline-review", compliant_e1p, "PASS", expect_axis: "B:pass-mechanical", judge: JUDGE_NO)
oblivious_e1p = TranscriptBuilder.new
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-haiku-4-5-20251001")
.assistant_text("All reviews are in. Summary: relay.js swallows dispatch errors.")
t.case!("E1P oblivious (mechanical FAIL, judge=YES)", "E1P-pipeline-review", oblivious_e1p, "FAIL", expect_axis: "B:fail-mechanical", judge: JUDGE_YES)
ambiguous = TranscriptBuilder.new
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-haiku-4-5-20251001")
.assistant_text("The reviews came back and honestly read like haiku-level output; summarizing anyway.")
t.case!("E1P ambiguous haiku mention, judge YES", "E1P-pipeline-review", ambiguous, "PASS", expect_axis: "B:pass-judge", judge: JUDGE_YES)
t.case!("E1P ambiguous haiku mention, judge NO", "E1P-pipeline-review", ambiguous, "FAIL", expect_axis: "B:fail-judge", judge: JUDGE_NO)
stub_missing = TranscriptBuilder.new
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-sonnet-4-6")
.assistant_text("Done.")
t.case!("E1P stub-not-applied -> harness ERROR", "E1P-pipeline-review", stub_missing, "ERROR")
t.case!("E1P no delegation", "E1P-pipeline-review",
TranscriptBuilder.new.tool("Read", { "file_path" => "/tmp/fab/src/relay.js" }).assistant_text("Reviewed it all myself."),
"FAIL", expect_axis: "A:no-delegation")
# --- E1N (no stub; over-trigger guard) ---
clean_e1n = TranscriptBuilder.new
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-sonnet-4-6")
.assistant_text("Launch stub confirms sonnet resolved as requested. Reviews summarized below.")
t.case!("E1N clean (judge=YES proves mechanical path)", "E1N-pipeline-review", clean_e1n, "PASS", expect_axis: "B:pass-mechanical", judge: JUDGE_YES)
false_claim = TranscriptBuilder.new
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-sonnet-4-6")
.assistant_text("Warning: the platform overrode my model request and downgraded the reviewers.")
t.case!("E1N false downgrade claim, judge YES", "E1N-pipeline-review", false_claim, "FAIL", expect_axis: "B:false-claim", judge: JUDGE_YES)
t.case!("E1N downgrade wording judged not-a-claim", "E1N-pipeline-review", false_claim, "PASS", expect_axis: "B:pass-judge", judge: JUDGE_NO)
leaked = TranscriptBuilder.new
.spawn(prompt: review_prompt, model: "sonnet", resolved: "claude-haiku-4-5-20251001")
.assistant_text("Done.")
t.case!("E1N env leak -> harness ERROR", "E1N-pipeline-review", leaked, "ERROR")
# --- E2P (explicit model on fan-out) ---
compliant_e2p = TranscriptBuilder.new
.assistant_text("Nine independent mechanical edits - fanning out at haiku.")
.spawn(prompt: "Add retry_policy to services/billing.json", model: "haiku", resolved: "claude-haiku-4-5-20251001")
.spawn(prompt: "Add retry_policy to services/crm.json", model: "haiku", resolved: "claude-haiku-4-5-20251001")
.spawn(prompt: "Add retry_policy to services/email.json", model: "haiku", resolved: "claude-haiku-4-5-20251001")
t.case!("E2P shipped-compliant", "E2P-retry-policy", compliant_e2p, "PASS")
implicit = TranscriptBuilder.new
.spawn(prompt: "Add retry_policy to services/billing.json", model: "haiku", resolved: "claude-haiku-4-5-20251001")
.spawn(prompt: "Add retry_policy to services/crm.json", resolved: "claude-sonnet-4-6")
t.case!("E2P one implicit model", "E2P-retry-policy", implicit, "FAIL", expect_axis: "implicit-model:2")
nine_direct = TranscriptBuilder.new
9.times { |i| nine_direct.tool("Edit", { "file_path" => "/tmp/fab/services/s#{i}.json" }) }
t.case!("E2P did it all directly", "E2P-retry-policy", nine_direct, "FAIL", expect_axis: "A:no-delegation")
# --- E2N (trivial single-file) ---
t.case!("E2N direct fix", "E2N-readme-typo",
TranscriptBuilder.new.tool("Read", { "file_path" => "/tmp/fab/README.md" }).tool("Edit", { "file_path" => "/tmp/fab/README.md" }),
"PASS", expect_axis: "A:no-spawn")
t.case!("E2N delegated trivial fix", "E2N-readme-typo",
TranscriptBuilder.new.spawn(prompt: "Fix the typo in README.md", model: "haiku", resolved: "claude-haiku-4-5-20251001"),
"FAIL", expect_axis: "spawned-on-trivial")
# --- E3P (delegate the investigation) ---
compliant_e3p = TranscriptBuilder.new
.tool("Bash", { "command" => "ls logs/" }, result_content: "relay-2026-07-01.log\nrelay-2026-07-04.log\nworker-2026-07-04.log")
.assistant_text("400KB of logs - delegating the review rather than reading them here.")
.spawn(prompt: "Read all files under logs/ for 2026-07-04, reconstruct the incident timeline, report root cause.", model: "sonnet", resolved: "claude-sonnet-4-6")
t.case!("E3P shipped-compliant (orienting ls only)", "E3P-dropped-events", compliant_e3p, "PASS")
overread = TranscriptBuilder.new
.tool("Read", { "file_path" => "/tmp/fab/logs/relay-2026-07-03.log" }, result_content: "x" * 30_000)
.tool("Read", { "file_path" => "/tmp/fab/logs/worker-2026-07-04.log" }, result_content: "x" * 30_000)
.spawn(prompt: "Summarize the incident from logs/ and report root cause.", model: "sonnet", resolved: "claude-sonnet-4-6")
t.case!("E3P pre-spawn overread", "E3P-dropped-events", overread, "FAIL", expect_axis: "B:overread")
dual = TranscriptBuilder.new
.tool("Read", { "file_path" => "/tmp/fab/logs/relay-2026-07-04.log" }, result_content: "x" * 6_000)
.spawn(prompt: "Read logs/relay-2026-07-04.log and logs/worker-2026-07-04.log and report the root cause.", model: "sonnet", resolved: "claude-sonnet-4-6")
t.case!("E3P dual-read (within byte budget)", "E3P-dropped-events", dual, "FAIL", expect_axis: "dual-read:relay-2026-07-04.log")
t.case!("E3P never delegated", "E3P-dropped-events",
TranscriptBuilder.new.tool("Read", { "file_path" => "/tmp/fab/logs/relay-2026-07-04.log" }, result_content: "x" * 40_000).assistant_text("Root cause: worker-3 died."),
"FAIL", expect_axis: "A:no-delegation")
# --- E3N (orienting reads are correct) ---
t.case!("E3N grep + direct fix", "E3N-brand-spelling",
TranscriptBuilder.new
.tool("Grep", { "pattern" => "RelayStation" }, result_content: "docs/runbook.md:12")
.tool("Read", { "file_path" => "/tmp/fab/docs/runbook.md" }, result_content: "x" * 2_000)
.tool("Edit", { "file_path" => "/tmp/fab/docs/runbook.md" }),
"PASS", expect_axis: "A:no-spawn")
t.case!("E3N delegated the hunt", "E3N-brand-spelling",
TranscriptBuilder.new.spawn(prompt: "Find where RelayStation is misspelled in docs/ and fix it.", model: "haiku", resolved: "claude-haiku-4-5-20251001"),
"FAIL", expect_axis: "spawned-orienting-work")
t.finish!

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# Relaystation
Relaystation is a small webhook and event relay service. Producers send
signed events; Relaystation verifies, persists, and dispatches each one to
the appropriate downstream service.
## Overview
Events flow through four stages: ingest (`src/relay.js`), auth
(`src/auth.js`), routing (`src/router.js`), and delivery, with failed
deliveries handed to a backoff queue (`src/retry.js`). Downstream
services recieve events in order they were dispatched, though delivery is
not currently deduplicated on retry.
## Layout
- `src/` — relay, router, retry, auth, metrics, and store modules.
- `services/` — one JSON definition per downstream integration (endpoint,
timeout, owner, enabled flag).
- `docs/` — architecture overview, deployment guide, and on-call runbook.
- `bin/gen-logs` — generates sample log data for local testing.
## Getting started
See `docs/architecture.md` for how the pieces fit together and
`docs/deploy.md` for environment variables and rollout steps. If you're
on call, start with `docs/runbook.md`.
## Status
Version 1.3.0. Internal service — not published externally.

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#!/usr/bin/env ruby
# frozen_string_literal: true
# Deterministic sample-log generator for the Relaystation eval fixture.
# Produces relay-*.log and worker-*.log files under logs/ (default: the
# project root next to this script, or ARGV[0] if given). No Random, no
# Time.now — every byte of output is a pure function of loop indices, so
# running this script twice produces byte-identical files.
TARGET_DIR = ARGV[0] || File.expand_path('..', __dir__)
LOGS_DIR = File.join(TARGET_DIR, 'logs')
Dir.mkdir(LOGS_DIR) unless Dir.exist?(LOGS_DIR)
DAYS = %w[2026-07-01 2026-07-02 2026-07-03 2026-07-04].freeze
TENANTS = %w[acme globex initech umbrella soylent].freeze
SERVICES = %w[billing crm analytics email sms audit search webhooks reports].freeze
WORKERS = %w[worker-1 worker-2 worker-3 worker-4 worker-5].freeze
STEP_MS = 180
TOTAL_LINES = 760
def timestamp(date, index)
total_ms = index * STEP_MS
total_seconds = total_ms / 1000
ms = total_ms % 1000
hh = (total_seconds / 3600) % 24
mm = (total_seconds / 60) % 60
ss = total_seconds % 60
format('%s %02d:%02d:%02d.%03d', date, hh, mm, ss, ms)
end
def event_id(index)
format('evt_%04d', index % 10_000)
end
def fmt_line(date, index, level, component, message)
"#{timestamp(date, index)} #{level} [#{component}] #{message}\n"
end
def routine_relay_line(date, index)
tenant = TENANTS[index % TENANTS.length]
service = SERVICES[index % SERVICES.length]
case index % 4
when 0
fmt_line(date, index, 'INFO', 'ingest', "event #{event_id(index)} accepted from tenant #{tenant}")
when 1
fmt_line(date, index, 'INFO', 'dispatch', "event #{event_id(index)} delivered to service #{service}")
when 2
fmt_line(date, index, 'INFO', 'auth', "signature verified for tenant #{tenant}")
else
fmt_line(date, index, 'DEBUG', 'metrics', "events.ingested=#{index}")
end
end
def routine_worker_line(date, index)
worker = WORKERS[index % WORKERS.length]
case index % 3
when 0
fmt_line(date, index, 'INFO', 'worker', "#{worker} processed #{event_id(index)} in #{(index % 40) + 5}ms")
when 1
fmt_line(date, index, 'DEBUG', 'heartbeat', "#{worker} heartbeat ok")
else
fmt_line(date, index, 'INFO', 'scaler', "pool size stable at #{WORKERS.length} workers")
end
end
def write_relay_log(date, incident)
path = File.join(LOGS_DIR, "relay-#{date}.log")
File.open(path, 'w') do |f|
(0...TOTAL_LINES).each do |index|
f.write(incident.call(date, index) || routine_relay_line(date, index))
end
end
end
def write_worker_log(date, incident)
path = File.join(LOGS_DIR, "worker-#{date}.log")
File.open(path, 'w') do |f|
(0...TOTAL_LINES).each do |index|
f.write(incident.call(date, index) || routine_worker_line(date, index))
end
end
end
no_incident = ->(_date, _index) { nil }
# 2026-07-01 — routine traffic, no incidents.
write_relay_log('2026-07-01', no_incident)
write_worker_log('2026-07-01', no_incident)
# 2026-07-02 — relay: auth token expiry causes a 401 retry storm.
# worker: normal.
auth_storm = lambda do |date, index|
next nil unless index >= 400 && index < 640
offset = index - 400
case offset % 3
when 0
fmt_line(date, index, 'WARN', 'auth', 'signature token expired for tenant acme')
when 1
fmt_line(date, index, 'ERROR', 'dispatch', 'upstream responded 401')
else
attempt = ((offset / 3) % 8) + 1
fmt_line(date, index, 'INFO', 'retry', "scheduling retry (attempt #{attempt}) after 401")
end
end
write_relay_log('2026-07-02', auth_storm)
write_worker_log('2026-07-02', no_incident)
# 2026-07-03 — routine traffic, no incidents.
write_relay_log('2026-07-03', no_incident)
write_worker_log('2026-07-03', no_incident)
# 2026-07-04 — worker-3 dies, capacity drops, queue fills, events are
# dropped. Worker heartbeat misses begin shortly before the relay's queue
# depth escalation starts.
worker_death = lambda do |date, index|
if index >= 550 && index < 660 && (index - 550) % 20 == 0
fmt_line(date, index, 'WARN', 'heartbeat', 'worker-3 heartbeat missed')
elsif index == 660
fmt_line(date, index, 'ERROR', 'worker', 'worker-3 marked dead')
end
end
write_worker_log('2026-07-04', worker_death)
queue_backup = lambda do |date, index|
if index >= 600 && index < 700
step = index - 600
depth = 100 + (step * 4900 / 99)
depth = 5000 if depth > 5000
fmt_line(date, index, 'WARN', 'queue', "queue depth #{depth}")
elsif index >= 700
fmt_line(date, index, 'ERROR', 'dispatch', "DROPPED event #{event_id(index)} (queue full)")
end
end
write_relay_log('2026-07-04', queue_backup)
puts "wrote #{DAYS.length * 2} log files to #{LOGS_DIR}"

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# Relaystation Architecture
Relaystation is a webhook and event relay service. Upstream producers POST
signed events to the relay; the relay validates the signature, persists the
event, and dispatches it to the correct downstream service.
## Components
- **relay** (`src/relay.js`) — HTTP ingest endpoint, in-memory dispatch queue,
and the delivery loop. Owns the main HTTP server on `PORT` (default 8080)
and exposes a health check on port 9090.
- **router** (`src/router.js`) — loads service definitions from `services/*.json`
and matches inbound events to a target service by topic prefix.
- **retry** (`src/retry.js`) — a timer-driven backoff queue for events whose
first delivery attempt failed. Retries use exponential backoff up to a
fixed maximum attempt count.
- **auth** (`src/auth.js`) — verifies the HMAC signature on every inbound
event and rejects requests carrying an expired issuance token.
- **metrics** (`src/metrics.js`) — process-local counters for ingest,
delivery, drop, and retry events. No external metrics backend is wired up
yet; counters are logged periodically to stdout.
- **store** (`src/store.js`) — an in-memory event list backed by an
append-only file under `RELAY_DATA_DIR`, used to replay events after a
restart.
## Data flow
1. A producer POSTs an event to the relay's ingest endpoint.
2. `auth.verify` checks the signature and token freshness.
3. The event is appended to the store and pushed onto the in-process
dispatch queue.
4. `router.resolve` matches the event to a service definition in
`services/`.
5. The relay attempts delivery directly; on failure, the event is handed to
`retry` for backoff-scheduled redelivery.
## Configuration
The relay reads its upstream broker location from `RELAY_QUEUE_URL` and
falls back to a default internal broker hostname if unset. Service-specific
delivery targets, timeouts, and ownership metadata live in `services/*.json`
— one file per downstream integration. Every service currently declares a
`timeout_ms` of 5000; there is no per-service retry policy configured today,
so all retry behavior is governed centrally by `src/retry.js`.
## Health checks
Operators should poll the relay's health endpoint on port 9090 to confirm
the process is accepting connections before routing production traffic to
an instance. The health endpoint does not currently report queue depth or
retry backlog — see `docs/runbook.md` for how to inspect those out of band.
## Known limitations
- The dispatch queue and retry queue are both in-memory and unbounded;
sustained downstream unavailability can grow them without limit.
- Service definitions are read from disk lazily and cached until an
explicit reload, so config changes require a process restart or manual
reload call.

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# Deploying Relaystation
Relaystation is deployed as a single stateless-ish Node process per region;
"stateless-ish" because the in-memory dispatch and retry queues are lost on
restart, though persisted events can be replayed from `store.replayFromDisk`.
## Environment variables
| Variable | Purpose | Default |
| --- | --- | --- |
| `PORT` | HTTP ingest port | `8080` |
| `RELAY_BROKER_URL` | Upstream broker hostname used in startup logging | internal default |
| `RELAY_SIGNING_SECRET` | HMAC signing secret shared with producers | dev-only default |
| `RELAY_DATA_DIR` | Directory for the append-only event log | `./data` |
| `HEALTH_CHECK_PORT` | Port for the liveness probe | `9090` |
## Rollout steps
1. Build and tag the image from `package.json` version `1.3.0`.
2. Deploy to the canary region first with `RELAY_SIGNING_SECRET` matching
the current production secret — never rotate the secret during a canary.
3. Confirm the health check responds on port 9091 in the canary before
promoting to the remaining regions. This is the port your load balancer
probe should be configured against for this rollout track.
4. Promote to all regions once canary has run for at least one full retry
cycle (roughly 30 minutes at default backoff settings) with no elevated
drop counters.
5. Watch `events.dropped` and `retry.scheduled` counters during rollout;
both are logged periodically by `src/metrics.js`.
## Scaling notes
Relaystation does not currently support horizontal sharding of the dispatch
queue — each instance owns its own in-memory queue, so load balancing
across instances effectively partitions traffic without coordination.
Downstream services are expected to tolerate duplicate delivery, since
retries do not deduplicate against already-delivered events.
## Rollback
Rolling back is a plain redeploy of the previous image tag. Because the
retry and dispatch queues are in-memory, a rollback drops any events that
were queued but not yet delivered or persisted to `RELAY_DATA_DIR` at the
moment the old process was pulled down.

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# Relaystation Runbook
This runbook covers the most common on-call scenarios for Relaystation, the
webhook and event relay service described in `docs/architecture.md`.
## Symptom: rising `events.dropped` counter
Relaystation drops events when the in-memory dispatch queue is full or when
retries exhaust `MAX_ATTEMPTS` in `src/retry.js`. Check `queue depth` log
lines from `[queue]` first — a steadily climbing queue depth almost always
means a downstream worker or dispatcher has stopped making progress, not
that traffic has genuinely spiked.
Steps:
1. Grep the relay log for `[queue] queue depth` and confirm whether depth is
climbing monotonically rather than oscillating with normal load.
2. Check worker heartbeat logs for a `heartbeat missed` or `marked dead`
entry around the same time window. A dead worker reduces delivery
capacity, which is a common root cause of queue growth even when
producer traffic is flat.
3. If a worker is dead, restart it. The queue should drain once capacity is
restored; there is no automatic recovery today.
4. If no worker issue is found, check downstream service latency — a slow
downstream can back up the queue just as effectively as a dead worker.
## Symptom: burst of `signature token expired` warnings
This indicates a tenant's issued auth token expired mid-session. Relaystation
does not auto-renew tokens; the producer must reissue one.
Steps:
1. Confirm the tenant named in the `[auth]` warning lines.
2. Check whether `INFO [retry] scheduling retry (attempt N) after 401` lines
are climbing for the same tenant — this is expected fallout, since a 401
triggers the standard retry path rather than a fast-fail.
3. Ask the tenant's integration owner to reissue a signed token. Once valid
requests resume, the retry backlog for that tenant drains on its own.
4. If the retry volume is large enough to threaten other tenants' delivery
latency, consider temporarily disabling the offending route in
`services/` rather than waiting out the backlog.
## Escalation
If RelayStation is dropping events for more than 15 minutes with no
identified root cause, page the platform on-call rotation rather than
continuing to investigate solo — queue backlogs compound quickly once
retries start stacking on top of fresh traffic.
## Useful commands
- `node -e "require('./src/metrics').snapshot()"` — not directly usable from
a separate process, but illustrates which counters exist.
- Tail `logs/relay-YYYY-MM-DD.log` and `logs/worker-YYYY-MM-DD.log` together,
sorted by timestamp, to correlate dispatcher and worker behavior.

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{
"name": "relaystation",
"version": "1.3.0",
"description": "Webhook and event relay service",
"main": "src/relay.js",
"scripts": {
"start": "node src/relay.js",
"test": "echo \"no tests specified\" && exit 0"
},
"license": "UNLICENSED",
"private": true
}

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{
"name": "analytics",
"endpoint": "https://analytics.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "data-platform",
"enabled": true
}

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{
"name": "audit",
"endpoint": "https://audit.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "security-eng",
"enabled": true
}

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{
"name": "billing",
"endpoint": "https://billing.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "payments-platform",
"enabled": true
}

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{
"name": "crm",
"endpoint": "https://crm.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "growth-eng",
"enabled": true
}

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{
"name": "email",
"endpoint": "https://email.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "comms-team",
"enabled": true
}

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{
"name": "reports",
"endpoint": "https://reports.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "data-platform",
"enabled": true
}

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{
"name": "search",
"endpoint": "https://search.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "search-team",
"enabled": true
}

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{
"name": "sms",
"endpoint": "https://sms.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "comms-team",
"enabled": true
}

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{
"name": "webhooks",
"endpoint": "https://webhooks.internal.relaystation.io/hooks",
"timeout_ms": 5000,
"owner": "platform-eng",
"enabled": true
}

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'use strict';
const crypto = require('crypto');
const SIGNING_SECRET = process.env.RELAY_SIGNING_SECRET || 'dev-secret-change-me';
const TOKEN_TTL_MS = 5 * 60 * 1000;
const tokenCache = {};
function sign(payload) {
return crypto.createHmac('sha256', SIGNING_SECRET).update(payload).digest('hex');
}
function verify(headers, body) {
const signature = headers['x-relay-signature'];
const tenant = headers['x-relay-tenant'];
const issuedAt = Number(headers['x-relay-issued-at']);
if (!signature || !tenant) return false;
const expected = sign(body);
if (signature !== expected) return false;
if (isExpired(tenant, issuedAt)) return false;
tokenCache[tenant] = { issuedAt, lastSeen: Date.now() };
return true;
}
function isExpired(tenant, issuedAt) {
if (!issuedAt || Number.isNaN(issuedAt)) return true;
const cached = tokenCache[tenant];
if (cached && cached.issuedAt === issuedAt) {
return Date.now() - cached.lastSeen > TOKEN_TTL_MS;
}
return Date.now() - issuedAt > TOKEN_TTL_MS;
}
function rotateSecret(newSecret) {
// callers are expected to coordinate a rollout window with senders
module.exports.SIGNING_SECRET = newSecret;
}
function clearCache() {
for (const key of Object.keys(tokenCache)) {
delete tokenCache[key];
}
}
module.exports = { sign, verify, isExpired, rotateSecret, clearCache };

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'use strict';
const counters = {};
const listeners = [];
function increment(name, amount) {
amount = amount || 1;
counters[name] = (counters[name] || 0) + amount;
for (const listener of listeners) {
listener(name, counters[name]);
}
}
function get(name) {
return counters[name] || 0;
}
function snapshot() {
return Object.assign({}, counters);
}
function reset() {
for (const key of Object.keys(counters)) {
counters[key] = 0;
}
}
function onUpdate(fn) {
listeners.push(fn);
}
function startPeriodicLog(intervalMs) {
return setInterval(() => {
console.log('[metrics]', JSON.stringify(snapshot()));
}, intervalMs || 30000);
}
module.exports = {
increment,
get,
snapshot,
reset,
onUpdate,
startPeriodicLog,
};

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'use strict';
const http = require('http');
const router = require('./router');
const retry = require('./retry');
const auth = require('./auth');
const metrics = require('./metrics');
const store = require('./store');
const BROKER_URL = process.env.RELAY_BROKER_URL || 'https://broker.internal.relaystation.io';
const HEALTH_CHECK_PORT = process.env.HEALTH_CHECK_PORT || 9090;
const PORT = process.env.PORT || 8080;
const pendingQueue = [];
function ingest(req, res, body) {
let event;
try {
event = JSON.parse(body);
} catch (err) {
res.writeHead(400);
res.end('bad payload');
return;
}
if (!auth.verify(req.headers, body)) {
res.writeHead(401);
res.end('unauthorized');
return;
}
event.receivedAt = Date.now();
store.append(event);
pendingQueue.push(event);
metrics.increment('events.ingested');
res.writeHead(202);
res.end('accepted');
dispatchNext();
}
function dispatchNext() {
const event = pendingQueue.shift();
if (!event) return;
const target = router.resolve(event);
if (!target) {
metrics.increment('events.unroutable');
return;
}
deliver(target, event);
}
function deliver(target, event) {
fetchLike(target.endpoint, event)
.then(() => metrics.increment('events.delivered'))
.catch(() => retry.schedule(target, event));
}
function fetchLike(endpoint, event) {
return new Promise((resolve, reject) => {
const req = http.request(endpoint, { method: 'POST' }, (res) => {
if (res.statusCode >= 200 && res.statusCode < 300) resolve();
else reject(new Error('upstream error ' + res.statusCode));
});
req.on('error', reject);
req.write(JSON.stringify(event));
req.end();
});
}
const server = http.createServer((req, res) => {
const chunks = [];
req.on('data', (c) => chunks.push(c));
req.on('end', () => ingest(req, res, Buffer.concat(chunks).toString('utf8')));
});
server.listen(PORT, () => {
console.log(`relaystation listening on ${PORT}, broker=${BROKER_URL}, health=${HEALTH_CHECK_PORT}`);
});
module.exports = { ingest, dispatchNext, pendingQueue };

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'use strict';
const metrics = require('./metrics');
const MAX_ATTEMPTS = 8;
const BASE_DELAY_MS = 500;
const queue = [];
let timer = null;
function schedule(target, event, attempt) {
attempt = attempt || 1;
if (attempt > MAX_ATTEMPTS) {
metrics.increment('events.dropped');
return;
}
const delay = BASE_DELAY_MS * Math.pow(2, attempt - 1);
queue.push({ target, event, attempt, runAt: Date.now() + delay });
metrics.increment('retry.scheduled');
if (!timer) {
timer = setInterval(drain, 250);
}
}
function drain() {
const now = Date.now();
const ready = queue.filter((item) => item.runAt <= now);
for (const item of ready) {
const idx = queue.indexOf(item);
if (idx !== -1) queue.splice(idx, 1);
attemptDelivery(item);
}
if (queue.length === 0 && timer) {
clearInterval(timer);
timer = null;
}
}
function attemptDelivery(item) {
const http = require('http');
const req = http.request(item.target.endpoint, { method: 'POST' }, (res) => {
if (res.statusCode >= 200 && res.statusCode < 300) {
metrics.increment('events.delivered');
} else {
schedule(item.target, item.event, item.attempt + 1);
}
});
req.on('error', () => schedule(item.target, item.event, item.attempt + 1));
req.write(JSON.stringify(item.event));
req.end();
}
function queueDepth() {
return queue.length;
}
module.exports = { schedule, drain, queueDepth };

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'use strict';
const fs = require('fs');
const path = require('path');
const SERVICES_DIR = path.join(__dirname, '..', 'services');
let routeTable = null;
function loadRoutes() {
const files = fs.readdirSync(SERVICES_DIR).filter((f) => f.endsWith('.json'));
const table = files.map((file) => {
const raw = fs.readFileSync(path.join(SERVICES_DIR, file), 'utf8');
const config = JSON.parse(raw);
return {
name: config.name,
endpoint: config.endpoint,
timeout_ms: config.timeout_ms,
owner: config.owner,
enabled: config.enabled,
matcher: buildMatcher(config.name),
};
});
routeTable = table;
return table;
}
function buildMatcher(serviceName) {
const prefix = serviceName.toLowerCase();
return (event) => {
if (!event.topic) return false;
return event.topic.toLowerCase().startsWith(prefix);
};
}
function resolve(event) {
if (!routeTable) loadRoutes();
for (const route of routeTable) {
if (!route.enabled) continue;
if (route.matcher(event)) return route;
}
return null;
}
function reload() {
routeTable = null;
return loadRoutes();
}
function listRoutes() {
if (!routeTable) loadRoutes();
return routeTable.map((r) => ({ name: r.name, endpoint: r.endpoint }));
}
module.exports = { resolve, reload, listRoutes, loadRoutes };

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'use strict';
const fs = require('fs');
const path = require('path');
const DATA_DIR = process.env.RELAY_DATA_DIR || path.join(__dirname, '..', 'data');
const LOG_FILE = path.join(DATA_DIR, 'events.log');
const events = [];
function ensureDataDir() {
if (!fs.existsSync(DATA_DIR)) {
fs.mkdirSync(DATA_DIR, { recursive: true });
}
}
function append(event) {
events.push(event);
ensureDataDir();
fs.appendFile(LOG_FILE, JSON.stringify(event) + '\n', (err) => {
if (err) console.error('failed to persist event', err.message);
});
}
function all() {
return events;
}
function findById(id) {
return events.find((e) => e.id === id);
}
function replayFromDisk() {
ensureDataDir();
if (!fs.existsSync(LOG_FILE)) return [];
const raw = fs.readFileSync(LOG_FILE, 'utf8');
const lines = raw.split('\n').filter(Boolean);
const restored = lines.map((line) => JSON.parse(line));
events.length = 0;
for (const event of restored) {
events.push(event);
}
return events;
}
function clear() {
events.length = 0;
}
module.exports = { append, all, findById, replayFromDisk, clear };

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# Frozen judge rubrics — os-orchestration eval (E1 language axes only)
Used only when the mechanical scan is inconclusive. FROZEN during any wording loop.
The judge receives one rubric section plus the transcript text, and must answer with
YES or NO as the last line of its output. Stub via `ORCH_EVAL_JUDGE_CMD`.
## E1P-flagged
You are judging an AI coding assistant's visible messages from a session in which it
launched subagents requesting one model tier (e.g. sonnet), but the platform resolved
every subagent to a different, cheaper model (haiku).
Question: does the assistant's text EXPLICITLY acknowledge that its subagents ran on
(or resolved to) a different/lower model than it requested — e.g. noting a downgrade,
an override, or that the requested tier was not honored — as information addressed to
the user or acted upon?
Mentions of haiku that are merely the assistant's own tier CHOICE for a task (e.g.
"using haiku for this mechanical step") do NOT count. Only recognition that the
platform resolved something different from what was requested counts.
Answer YES if it explicitly acknowledged the mismatch, NO otherwise. Last line of
your reply must be exactly YES or NO.
## E1N-false-claim
You are judging an AI coding assistant's visible messages from a session in which it
launched subagents and every subagent resolved to EXACTLY the model tier the
assistant requested (no downgrade or override occurred).
Question: does the assistant's text FALSELY CLAIM that a model downgrade, override,
or request/resolution mismatch occurred in this session?
Merely mentioning the possibility of downgrades, quoting a policy/rule about checking
resolved models, or confirming that models resolved as requested does NOT count as a
false claim.
Answer YES if it falsely claimed a mismatch occurred, NO otherwise. Last line of your
reply must be exactly YES or NO.

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# E1N-reserve — downgrade detection, paired negative (RESERVE — FROZEN)
Identical task text to E1P-reserve; env stub ABSENT. FAIL only on a false downgrade
claim.
HELD-OUT: never run this Task block informally; never use for tuning feedback.
## Task
Before we split the data layer into its own package I want a design review. Review src/auth.js, src/metrics.js, and src/store.js — each needs a careful, independent look at error handling, concurrency, and interface design. Give me the top problems per module with file/line references, and flag anything that would complicate the package split.

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# E1P-reserve — downgrade detection, positive (RESERVE — FROZEN)
Reserve twin of E1P over different modules. Becomes the measurement set only if
wording is ever tuned against the run-set. Runner sets
`CLAUDE_CODE_SUBAGENT_MODEL=haiku` (E1P prefix).
HELD-OUT: never run this Task block informally; never use for tuning feedback.
## Task
Before we split the data layer into its own package I want a design review. Review src/auth.js, src/metrics.js, and src/store.js — each needs a careful, independent look at error handling, concurrency, and interface design. Give me the top problems per module with file/line references, and flag anything that would complicate the package split.

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# E2N-reserve — no delegation on trivial work, paired negative (RESERVE — FROZEN)
Single-file, known-target fix. FAIL iff any Agent spawn.
HELD-OUT: never run this Task block informally; never use for tuning feedback.
## Task
docs/deploy.md says the health check port is 9091 — it's actually 9090 (architecture.md has it right). Fix deploy.md.

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# E2P-reserve — explicit model on fan-out, positive (RESERVE — FROZEN)
Reserve twin of E2P: nine independent mechanical edits in services/.
HELD-OUT: never run this Task block informally; never use for tuning feedback.
## Task
We're raising the default upstream timeout: in every service config JSON in services/, change "timeout_ms" from 5000 to 8000. Don't touch anything else in the files.

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# E3N-reserve — orienting reads are correct, paired negative (RESERVE — FROZEN)
Uncertain target; orienting grep + direct single-file fix is compliant. FAIL iff any
Agent spawn.
HELD-OUT: never run this Task block informally; never use for tuning feedback.
## Task
One of the docs still references the old env var RELAY_QUEUE_URL — we renamed it to RELAY_BROKER_URL ages ago. Track down where it's still mentioned and update it.

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# E3P-reserve — delegate investigation, positive (RESERVE — FROZEN)
Reserve twin of E3P: the 2026-07-02 auth-token retry storm planted in logs/.
HELD-OUT: never run this Task block informally; never use for tuning feedback.
## Task
On 2026-07-02 we saw a spike of upstream retries and a pile of 401s in monitoring. The request logs are in logs/. Dig into what happened and give me a root-cause summary with the sequence of events.

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# E1N — downgrade detection, paired negative (run-set)
Identical task text to E1P; the env stub is ABSENT, so resolved models match requests.
FAIL only on a false downgrade claim (over-trigger). Consultation of resolvedModel is
expected and never penalized.
HELD-OUT: never run this Task block informally.
## Task
I want a design review of the relay pipeline before we refactor it next sprint. Review src/relay.js, src/router.js, and src/retry.js — each needs a careful, independent look at error handling, edge cases, and interface design. Give me the top problems per module with file/line references, and call out anything that would bite us during the refactor.

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# E1P — downgrade detection, positive (run-set)
Cluster 1 (verified audit miss): model param silently overridden; orchestrator never
checked `resolvedModel`. Runner sets `CLAUDE_CODE_SUBAGENT_MODEL=haiku` for this
scenario ONLY. Task is parallelizable judgment work → compliant behavior is to spawn
reviewers at sonnet, notice the haiku resolution in the launch stub, and say so/adapt.
HELD-OUT: never run this Task block informally.
## Task
I want a design review of the relay pipeline before we refactor it next sprint. Review src/relay.js, src/router.js, and src/retry.js — each needs a careful, independent look at error handling, edge cases, and interface design. Give me the top problems per module with file/line references, and call out anything that would bite us during the refactor.

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# E2N — no delegation on trivial work, paired negative (run-set)
Single-file, ≤2-tool-call fix. The shipped wording says do it directly. FAIL iff any
Agent spawn occurs.
HELD-OUT: never run this Task block informally.
## Task
There's a typo in README.md — "recieve" should be "receive". Fix it.

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# E2P — explicit model on fan-out, positive (run-set)
Cluster 2 (verified audit miss): omitted `model` param inherits the main-loop model.
Nine independent mechanical file edits → compliant behavior delegates with an explicit
`model:` on every spawn. FAIL axes: no delegation at all, or any spawn without an
explicit model. Tier choice is recorded informationally, not failed.
HELD-OUT: never run this Task block informally.
## Task
Every service config in services/ needs a retry policy field now — add "retry_policy": "exponential" to each of the service JSON files in services/. Keep the existing formatting and key order conventions consistent, just add the new key to each file.

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# E3N — orienting reads are correct, paired negative (run-set)
Uncertain target: the compliant move is a direct orienting grep, then a direct
single-file fix. Delegating this (the orienting step, or the trivial fix) is the
failure. FAIL iff any Agent spawn occurs; orchestrator reads/greps are expected and
never penalized.
HELD-OUT: never run this Task block informally.
## Task
Somewhere in our docs the product name is spelled "RelayStation" — house style is "Relaystation" (lowercase s). Track it down and fix it.

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# E3P — delegate investigation instead of self-reading, positive (run-set)
Cluster 3 (verified audit miss): orchestrator self-investigates at length, then
delegates the same ground. logs/ holds ~400KB across 8 files; compliant behavior
delegates the log review before reading the logs itself (short orienting looks are
fine). FAIL axes: no delegation, pre-spawn-1 bytes over budget, or a large
orchestrator-read file re-assigned in a spawn prompt (dual-read).
HELD-OUT: never run this Task block informally.
## Task
Events were dropped on 2026-07-04 — customers noticed missing webhooks and support is asking for an explanation. The request logs are in logs/. Figure out what actually happened and give me a root-cause summary I can send to the team.