docs(work): close fallow-integration-v1 epic

docs/work/fallow-integration-v1/_epic.md

@@ -3,7 +3,7 @@ id: fallow-integration-v1
 prd: null
 title: Fallow integration v1 — whole-codebase static analysis as 5th gate
 type: epic
-status: in-progress
+status: done
 features: [tooling, ci, agent-prompts]
 created: 2026-05-13
 ---
@@ -22,7 +22,7 @@ purpose-built for AI agents to self-validate before submission.
 
 ## Stories
 
-- [ ] [01 — Install fallow + .fallowrc.json](01-fallow-install/_story.md)
-- [ ] [02 — pnpm + turbo wiring](02-pnpm-turbo-wiring/_story.md)
-- [ ] [03 — CI workflow integration](03-ci-integration/_story.md)
-- [ ] [04 — Docs + agent prompt updates](04-docs-and-prompts/_story.md)
+- [x] [01 — Install fallow + .fallowrc.json](01-fallow-install/_story.md)
+- [x] [02 — pnpm + turbo wiring](02-pnpm-turbo-wiring/_story.md)
+- [x] [03 — CI workflow integration](03-ci-integration/_story.md)
+- [x] [04 — Docs + agent prompt updates](04-docs-and-prompts/_story.md)