diff --git a/convention/tdd-methodology.md b/convention/tdd-methodology.md
index 468b447..022cb25 100644
--- a/convention/tdd-methodology.md
+++ b/convention/tdd-methodology.md
@@ -1,7 +1,7 @@
 ---
 type: convention
 title: TDD and Test Isolation Methodology
-summary: Rules for writing isolated, non-flaky tests — setup-based test data over fixtures, ENV cleanup, and avoiding config caching that breaks test overrides. Answers "why is this test flaky / coupled to other tests?"
+summary: Rules for writing isolated, non-flaky tests — setup-based test data over fixtures, ENV cleanup, scrubbing live service credentials from shelled-out CLI test subprocesses, and avoiding config caching that breaks test overrides. Answers "why is this test flaky / coupled to other tests?"
 tags:
   - type/convention
   - domain/testing
diff --git a/journal/2026-07-13.md b/journal/2026-07-13.md
index 085b797..997b716 100644
--- a/journal/2026-07-13.md
+++ b/journal/2026-07-13.md
@@ -1838,3 +1838,10 @@ tags: [scope/global, type/log]
 **Reason:** other
 **Vault notes touched:**
 (none)
+
+## Session — 2026-07-13T20:39:01Z
+
+**Project:** /home/jared/dev/hyperthrive_dev
+**Reason:** prompt_input_exit
+**Vault notes touched:**
+/home/jared/Documents/SecondBrain/hyperthrive-dev-hub.md