docs(work): mark story 00-baseline-repair done

docs/work/_system/_state.json

@@ -1,5 +1,5 @@
 {
-  "updated_at": "2026-07-12T11:55:30.954Z",
+  "updated_at": "2026-07-12T11:56:08.275Z",
   "epics": {
     "binder-wrap-helper": {
       "status": "done",
@@ -543,7 +543,7 @@
       "prd": "docs/work/prds/platform-retrofit.prd.md",
       "stories": {
         "00-baseline-repair": {
-          "status": "todo",
+          "status": "done",
           "title": "Baseline repair — L0 coverage tooling and documented command",
           "ac_total": 1,
           "ac_completed": 1,
@@ -984,11 +984,6 @@
     }
   },
   "ready": [
-    {
-      "epic": "platform-retrofit",
-      "story": "00-baseline-repair",
-      "title": "Baseline repair — L0 coverage tooling and documented command"
-    },
     {
       "epic": "platform-retrofit",
       "story": "01-commit-product-docs",