docs(pnpm): update actiontrail migration tracker

docs/pnpm/PNPM_MIGRATION.md

@@ -86,7 +86,7 @@ Equivalent readiness checks should include, at minimum, the repo's canonical ins
 
 - **Ready for sequential rollout:** yes
 - **Ready for parallel or one-shot migration:** no
-- **Current next repo:** `learning_ai_trails`
+- **Current next repo:** `learning_ai_fastgap`
 - **Completed pilot:** `learning_ai_flowmonk`
 
 ## Pilot Evidence
@@ -114,7 +114,7 @@ Do not change the order below unless a later repo becomes a hard dependency bloc
 
 - [x] `learning_ai_notes`
 - [x] `learning_ai_local_memory_gpt`
-- [ ] `learning_ai_trails`
+- [x] `learning_ai_trails`
 
 ### Wave 2 — Medium complexity product repos
 
@@ -163,16 +163,15 @@ Update each repo section immediately after work lands.
 
 ### 3. `learning_ai_trails`
 
-- [ ] migration started
+- [x] migration started
-- [ ] migration completed
+- [x] migration completed
-- [ ] repo verification passed
+- [x] repo verification passed
-- [ ] post-completion audit passed
+- [x] post-completion audit passed
-- [ ] `/production-readiness` or equivalent readiness checks passed
+- [x] `/production-readiness` or equivalent readiness checks passed
-- [ ] docs/tracker updated
+- [x] docs/tracker updated
-- [ ] commits pushed
+- [x] commits pushed
-- migration commit: `TBD`
+- migration commit: `d8d0fbb`
-- fix/audit commit: `TBD`
+- notes: `pnpm run verify` passed (222 tests); includes SDK package; backend + web Docker builds passed on first try with .docker-deps consumer pattern
-- docs/tracker commit: `TBD`
 
 ### 4. `learning_ai_fastgap`