docs(work): close work-system-v1 epic

docs/work/_state.json

@@ -1,5 +1,5 @@
 {
-  "updated_at": "2026-05-13T05:46:57.686Z",
+  "updated_at": "2026-05-13T05:47:28.219Z",
   "epics": {
     "agent-workflow-docs-v1": {
       "status": "done",
@@ -92,14 +92,14 @@
       }
     },
     "work-system-v1": {
-      "status": "in-progress",
+      "status": "done",
       "title": "Work system v1 (MVP) — state tracking + pnpm work CLI",
       "stories": {
         "01-state-builder-and-cli": {
-          "status": "in-progress",
+          "status": "done",
           "title": "State builder + pnpm work CLI",
           "ac_total": 5,
-          "ac_completed": 0
+          "ac_completed": 5
         }
       }
     }

docs/work/work-system-v1/01-state-builder-and-cli/_story.md

@@ -3,7 +3,7 @@ id: 01-state-builder-and-cli
 epic: work-system-v1
 title: State builder + pnpm work CLI
 type: technical-story
-status: in-progress
+status: done
 feature: scripts
 depends-on: []
 blocks: []
@@ -26,8 +26,8 @@ regenerates `_state.json` from markdown.
 - Dependency-graph analysis
 
 ## Tasks
-- [ ] Epic + story scaffold
+- [x] Epic + story scaffold
-- [ ] state-builder.mjs + tests
+- [x] state-builder.mjs + tests
-- [ ] cli.mjs + tests
+- [x] cli.mjs + tests
-- [ ] _state.json initial commit + pnpm work script entry
+- [x] _state.json initial commit + pnpm work script entry
-- [ ] Final verification + closeout
+- [x] Final verification + closeout

docs/work/work-system-v1/_epic.md

@@ -3,7 +3,7 @@ id: work-system-v1
 prd: null
 title: Work system v1 (MVP) — state tracking + pnpm work CLI
 type: epic
-status: in-progress
+status: done
 features: [scripts]
 created: 2026-05-13
 ---
@@ -25,4 +25,4 @@ work?" and "where are we?" — without scanning every story file by hand.
 - Pre-commit hooks (the state file is rebuilt manually for now)
 
 ## Stories
-- [ ] [01 — State builder + CLI](01-state-builder-and-cli/_story.md)
+- [x] [01 — State builder + CLI](01-state-builder-and-cli/_story.md)