chore: project context injection, prompt templates, doctor improvements

- buildProjectContext() injects repo/framework/build/test info into worker+audit prompts
- Prompt template {{projectContext}} variable support
- Doctor section improvements and test cleanup
- Recorded fixture update from smoke test run

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: calltelemetry-jason

src/__test__/fixtures/recorded-sub-issue-flow.ts

@@ -2,7 +2,7 @@
  * Recorded API responses from sub-issue decomposition smoke test.
  * Auto-generated — do not edit manually.
  * Re-generate by running: npx vitest run src/__test__/smoke-linear-api.test.ts
- * Last recorded: 2026-02-22T03:36:11.793Z
+ * Last recorded: 2026-02-22T03:40:54.418Z
  */
 
 export const RECORDED = {
@@ -44,20 +44,20 @@ export const RECORDED = {
     }
   ],
   "createParent": {
-    "id": "764cdfd0-5f9f-435b-b992-4f3fd81efd35",
-    "identifier": "UAT-424"
+    "id": "933fa3c0-981a-4d9e-8b2c-7c5c4d5b4349",
+    "identifier": "UAT-438"
   },
   "createSubIssue1": {
-    "id": "929dee88-1963-4656-86ad-351465c288f2",
-    "identifier": "UAT-425"
+    "id": "4caa7593-5a51-4795-b98c-29e532589dfe",
+    "identifier": "UAT-439"
   },
   "createSubIssue2": {
-    "id": "e8213391-5b46-4868-a445-5b1ab2800d40",
-    "identifier": "UAT-426"
+    "id": "0519065b-95eb-4752-966b-2099bbc5f3d1",
+    "identifier": "UAT-440"
   },
   "subIssue1Details": {
-    "id": "929dee88-1963-4656-86ad-351465c288f2",
-    "identifier": "UAT-425",
+    "id": "4caa7593-5a51-4795-b98c-29e532589dfe",
+    "identifier": "UAT-439",
     "title": "[SMOKE TEST] Sub-Issue 1: Backend API",
     "description": "Implement the backend search API endpoint.\n\nGiven a search query, when the API is called, then matching results are returned.",
     "estimate": 2,
@@ -83,16 +83,16 @@ export const RECORDED = {
     },
     "project": null,
     "parent": {
-      "id": "764cdfd0-5f9f-435b-b992-4f3fd81efd35",
-      "identifier": "UAT-424"
+      "id": "933fa3c0-981a-4d9e-8b2c-7c5c4d5b4349",
+      "identifier": "UAT-438"
     },
     "relations": {
       "nodes": []
     }
   },
   "subIssue2Details": {
-    "id": "e8213391-5b46-4868-a445-5b1ab2800d40",
-    "identifier": "UAT-426",
+    "id": "0519065b-95eb-4752-966b-2099bbc5f3d1",
+    "identifier": "UAT-440",
     "title": "[SMOKE TEST] Sub-Issue 2: Frontend UI",
     "description": "Build the frontend search UI component.\n\nGiven the search page loads, when the user types a query, then results display in real-time.",
     "estimate": 3,
@@ -118,18 +118,18 @@ export const RECORDED = {
     },
     "project": null,
     "parent": {
-      "id": "764cdfd0-5f9f-435b-b992-4f3fd81efd35",
-      "identifier": "UAT-424"
+      "id": "933fa3c0-981a-4d9e-8b2c-7c5c4d5b4349",
+      "identifier": "UAT-438"
     },
     "relations": {
       "nodes": []
     }
   },
   "parentDetails": {
-    "id": "764cdfd0-5f9f-435b-b992-4f3fd81efd35",
-    "identifier": "UAT-424",
+    "id": "933fa3c0-981a-4d9e-8b2c-7c5c4d5b4349",
+    "identifier": "UAT-438",
     "title": "[SMOKE TEST] Sub-Issue Parent: Search Feature",
-    "description": "Auto-generated by smoke test to verify sub-issue decomposition.\n\nThis parent issue should have two sub-issues created under it.\n\nCreated: 2026-02-22T03:36:10.360Z",
+    "description": "Auto-generated by smoke test to verify sub-issue decomposition.\n\nThis parent issue should have two sub-issues created under it.\n\nCreated: 2026-02-22T03:40:52.229Z",
     "estimate": null,
     "state": {
       "name": "Backlog",
@@ -149,7 +149,13 @@ export const RECORDED = {
       "issueEstimationType": "tShirt"
     },
     "comments": {
-      "nodes": []
+      "nodes": [
+        {
+          "body": "This thread is for an agent session with ctclaw.",
+          "user": null,
+          "createdAt": "2026-02-22T03:40:53.165Z"
+        }
+      ]
     },
     "project": null,
     "parent": null,
@@ -158,11 +164,11 @@ export const RECORDED = {
     }
   },
   "createRelation": {
-    "id": "3879ad86-7f68-4e6e-a9a5-d139a7a1ca40"
+    "id": "185dfd6c-362e-48a4-b717-e900407ced84"
   },
   "subIssue1WithRelation": {
-    "id": "929dee88-1963-4656-86ad-351465c288f2",
-    "identifier": "UAT-425",
+    "id": "4caa7593-5a51-4795-b98c-29e532589dfe",
+    "identifier": "UAT-439",
     "title": "[SMOKE TEST] Sub-Issue 1: Backend API",
     "description": "Implement the backend search API endpoint.\n\nGiven a search query, when the API is called, then matching results are returned.",
     "estimate": 2,
@@ -184,29 +190,35 @@ export const RECORDED = {
       "issueEstimationType": "tShirt"
     },
     "comments": {
-      "nodes": []
+      "nodes": [
+        {
+          "body": "This thread is for an agent session with ctclaw.",
+          "user": null,
+          "createdAt": "2026-02-22T03:40:53.603Z"
+        }
+      ]
     },
     "project": null,
     "parent": {
-      "id": "764cdfd0-5f9f-435b-b992-4f3fd81efd35",
-      "identifier": "UAT-424"
+      "id": "933fa3c0-981a-4d9e-8b2c-7c5c4d5b4349",
+      "identifier": "UAT-438"
     },
     "relations": {
       "nodes": [
         {
           "type": "blocks",
           "relatedIssue": {
-            "id": "e8213391-5b46-4868-a445-5b1ab2800d40",
-            "identifier": "UAT-426",
+            "id": "0519065b-95eb-4752-966b-2099bbc5f3d1",
+            "identifier": "UAT-440",
             "title": "[SMOKE TEST] Sub-Issue 2: Frontend UI"
           }
         }
       ]
     }
   },
   "subIssue2WithRelation": {
-    "id": "e8213391-5b46-4868-a445-5b1ab2800d40",
-    "identifier": "UAT-426",
+    "id": "0519065b-95eb-4752-966b-2099bbc5f3d1",
+    "identifier": "UAT-440",
     "title": "[SMOKE TEST] Sub-Issue 2: Frontend UI",
     "description": "Build the frontend search UI component.\n\nGiven the search page loads, when the user types a query, then results display in real-time.",
     "estimate": 3,
@@ -228,12 +240,18 @@ export const RECORDED = {
       "issueEstimationType": "tShirt"
     },
     "comments": {
-      "nodes": []
+      "nodes": [
+        {
+          "body": "This thread is for an agent session with ctclaw.",
+          "user": null,
+          "createdAt": "2026-02-22T03:40:53.840Z"
+        }
+      ]
     },
     "project": null,
     "parent": {
-      "id": "764cdfd0-5f9f-435b-b992-4f3fd81efd35",
-      "identifier": "UAT-424"
+      "id": "933fa3c0-981a-4d9e-8b2c-7c5c4d5b4349",
+      "identifier": "UAT-438"
     },
     "relations": {
       "nodes": []