docs(plans): mark vercel-ai-gateway-provider completed

docs/plans/state.json

@@ -44,10 +44,25 @@
     },
     "vercel-ai-gateway-provider": {
       "file": "2026-02-15-vercel-ai-gateway-provider-checklist.md",
-      "status": "planned",
+      "status": "completed",
       "date": "2026-02-15",
       "updated": "2026-02-15",
-      "summary": "Executable checklist to add a first-class Vercel AI Gateway model provider (OpenAI-compatible baseURL), including schema/provider registration, model factory wiring, doctor/setup updates, and tests."
+      "summary": "Added first-class Vercel AI Gateway model provider (OpenAI-compatible baseURL) with schema registration, model factory wiring via OpenAIClient, setup wizard + doctor guidance for AI_GATEWAY_API_KEY, and tests.",
+      "files_created": [
+        "src/models/openai.baseurl.test.ts"
+      ],
+      "files_modified": [
+        "src/config/schema.ts",
+        "src/config/schema.test.ts",
+        "src/daemon/models.ts",
+        "src/daemon/clientFactory.test.ts",
+        "src/cli/setup/providers.ts",
+        "src/cli/setup/providers.test.ts",
+        "src/cli/doctor.ts",
+        "src/cli/doctor.test.ts",
+        "README.md"
+      ],
+      "test_status": "pnpm typecheck + pnpm test:run passing"
     },
     "skill-safety-scanner": {
       "file": "2026-02-15-skill-safety-scanner-checklist.md",