docs(work): close sandcastle-subscription-auth-v1 epic

docs/work/_state.json

@@ -1,5 +1,5 @@
 {
-  "updated_at": "2026-05-13T07:27:04.538Z",
+  "updated_at": "2026-05-13T07:32:16.097Z",
   "epics": {
     "agent-workflow-docs-v1": {
       "status": "done",
@@ -383,14 +383,14 @@
       }
     },
     "sandcastle-subscription-auth-v1": {
-      "status": "in-progress",
+      "status": "done",
       "title": "Sandcastle subscription auth as primary flow",
       "stories": {
         "01-subscription-first": {
-          "status": "in-progress",
+          "status": "done",
           "title": "Subscription-first dispatch — mount ~/.claude, install claude CLI, docs",
           "ac_total": 8,
-          "ac_completed": 0,
+          "ac_completed": 8,
           "depends_on": [],
           "blocks": []
         }
@@ -449,12 +449,6 @@
       }
     }
   },
-  "ready": [
-    {
-      "epic": "sandcastle-subscription-auth-v1",
-      "story": "01-subscription-first",
-      "title": "Subscription-first dispatch — mount ~/.claude, install claude CLI, docs"
-    }
-  ],
+  "ready": [],
   "blocked": []
 }

docs/work/sandcastle-subscription-auth-v1/01-subscription-first/_story.md

@@ -3,7 +3,7 @@ id: 01-subscription-first
 epic: sandcastle-subscription-auth-v1
 title: Subscription-first dispatch — mount ~/.claude, install claude CLI, docs
 type: technical-story
-status: in-progress
+status: done
 feature: tooling
 depends-on: []
 blocks: []
@@ -11,11 +11,11 @@ blocks: []
 
 ## Tasks
 
-- [ ] Story scaffold
-- [ ] Update .sandcastle/Dockerfile to install @anthropic-ai/claude-code CLI
-- [ ] Update scripts/work/dispatch.mjs: resolveClaudeAuth helper + sandbox mount + fallback to API key
-- [ ] Tests for resolveClaudeAuth
-- [ ] Update runbook "Using Sandcastle" section: subscription is primary flow
-- [ ] Update ADR-019: subscription auth as primary, API key as fallback
-- [ ] Update .env.example + .sandcastle/.env.example: reframe ANTHROPIC_API_KEY as fallback
-- [ ] Final verification + closeout
+- [x] Story scaffold
+- [x] Update .sandcastle/Dockerfile to install @anthropic-ai/claude-code CLI
+- [x] Update scripts/work/dispatch.mjs: resolveClaudeAuth helper + sandbox mount + fallback to API key
+- [x] Tests for resolveClaudeAuth
+- [x] Update runbook "Using Sandcastle" section: subscription is primary flow
+- [x] Update ADR-019: subscription auth as primary, API key as fallback
+- [x] Update .env.example + .sandcastle/.env.example: reframe ANTHROPIC_API_KEY as fallback
+- [x] Final verification + closeout

docs/work/sandcastle-subscription-auth-v1/_epic.md

@@ -3,7 +3,7 @@ id: sandcastle-subscription-auth-v1
 prd: null
 title: Sandcastle subscription auth as primary flow
 type: epic
-status: in-progress
+status: done
 features: [tooling, ci]
 created: 2026-05-13
 ---
@@ -26,4 +26,4 @@ spends zero per-task agent tokens for Pro/Max subscribers.
 
 ## Stories
 
-- [ ] [01 — Subscription-first dispatch + Dockerfile + docs](01-subscription-first/_story.md)
+- [x] [01 — Subscription-first dispatch + Dockerfile + docs](01-subscription-first/_story.md)