refactor(issue): Simplify issue and task structures by removing unused fields

.claude/agents/issue-plan-agent.md

@@ -69,19 +69,13 @@ ccw issue status <issue-id> --json
 function analyzeIssue(issue) {
   return {
     issue_id: issue.id,
-    requirements: extractRequirements(issue.description),
-    scope: inferScope(issue.title, issue.description),
-    complexity: determineComplexity(issue),  // Low | Medium | High
-    lifecycle: issue.lifecycle_requirements  // User preferences for test/commit
+    requirements: extractRequirements(issue.context),
+    scope: inferScope(issue.title, issue.context),
+    complexity: determineComplexity(issue)  // Low | Medium | High
   }
 }
 ```
 
-**Step 3**: Apply lifecycle requirements to tasks
-- `lifecycle.test_strategy` → Configure `test.unit`, `test.commands`
-- `lifecycle.commit_strategy` → Configure `commit.type`, `commit.scope`
-- `lifecycle.regression_scope` → Configure `regression` array
-
 **Complexity Rules**:
 | Complexity | Files | Tasks |
 |------------|-------|-------|
@@ -174,7 +168,6 @@ function decomposeTasks(issue, exploration) {
       message_template: generateCommitMsg(group)
     },
     depends_on: inferDependencies(group, tasks),
-    executor: inferExecutor(group),
     priority: calculatePriority(group)     // 1-5 (1=highest)
   }))
 }

.claude/workflows/cli-templates/schemas/solution-schema.json

@@ -3,20 +3,20 @@
   "title": "Issue Solution Schema",
   "description": "Schema for solution registered to an issue",
   "type": "object",
-  "required": ["id", "issue_id", "tasks", "status", "created_at"],
+  "required": ["id", "tasks", "is_bound", "created_at"],
   "properties": {
     "id": {
       "type": "string",
       "description": "Unique solution identifier",
       "pattern": "^SOL-[0-9]+$"
     },
-    "issue_id": {
+    "description": {
       "type": "string",
-      "description": "Parent issue ID"
+      "description": "High-level summary of the solution"
     },
-    "plan_session_id": {
+    "approach": {
       "type": "string",
-      "description": "Planning session that created this solution"
+      "description": "Technical approach or strategy"
     },
     "tasks": {
       "type": "array",
@@ -106,26 +106,9 @@
             "type": "integer",
             "description": "Estimated time to complete"
           },
-          "executor": {
-            "type": "string",
-            "enum": ["codex", "gemini", "agent", "auto"],
-            "default": "auto"
-          },
-          "lifecycle_status": {
-            "type": "object",
-            "description": "Lifecycle phase tracking",
-            "properties": {
-              "implemented": { "type": "boolean" },
-              "tested": { "type": "boolean" },
-              "regression_passed": { "type": "boolean" },
-              "accepted": { "type": "boolean" },
-              "committed": { "type": "boolean" }
-            }
-          },
           "status": {
             "type": "string",
-            "enum": ["pending", "ready", "executing", "completed", "failed", "blocked"],
-            "default": "pending"
+            "description": "Task status (optional, for tracking)"
           },
           "priority": {
             "type": "integer",
@@ -164,11 +147,6 @@
       "maximum": 1,
       "description": "Solution quality score (0.0-1.0)"
     },
-    "status": {
-      "type": "string",
-      "enum": ["draft", "candidate", "bound", "queued", "executing", "completed", "failed"],
-      "default": "draft"
-    },
     "is_bound": {
       "type": "boolean",
       "default": false,

ccw/src/commands/issue.ts

@@ -26,20 +26,6 @@ interface Issue {
   context: string;
   bound_solution_id: string | null;
   solution_count: number;
-  source?: string;
-  source_url?: string;
-  labels?: string[];
-  // Agent workflow fields
-  affected_components?: string[];
-  lifecycle_requirements?: {
-    test_strategy?: 'unit' | 'integration' | 'e2e' | 'auto';
-    regression_scope?: 'full' | 'related' | 'affected';
-    commit_strategy?: 'per-task' | 'atomic' | 'squash';
-  };
-  problem_statement?: string;
-  expected_behavior?: string;
-  actual_behavior?: string;
-  reproduction_steps?: string[];
   // Timestamps
   created_at: string;
   updated_at: string;
@@ -85,16 +71,6 @@ interface SolutionTask {
 
   depends_on: string[];
   estimated_minutes?: number;
-  executor: 'codex' | 'gemini' | 'agent' | 'auto';
-
-  // Lifecycle status tracking
-  lifecycle_status?: {
-    implemented: boolean;
-    tested: boolean;
-    regression_passed: boolean;
-    accepted: boolean;
-    committed: boolean;
-  };
   status?: string;
   priority?: number;
 }
@@ -117,7 +93,6 @@ interface QueueItem {
   issue_id: string;
   solution_id: string;
   task_id?: string;              // Only for task-level queues
-  title?: string;
   status: 'pending' | 'ready' | 'executing' | 'completed' | 'failed' | 'blocked';
   execution_order: number;
   execution_group: string;
@@ -126,6 +101,7 @@ interface QueueItem {
   assigned_executor: 'codex' | 'gemini' | 'agent';
   task_count?: number;           // For solution-level queues
   files_touched?: string[];      // For solution-level queues
+  queued_at?: string;
   started_at?: string;
   completed_at?: string;
   result?: Record<string, any>;
@@ -134,7 +110,8 @@ interface QueueItem {
 
 interface QueueConflict {
   type: 'file_conflict' | 'dependency_conflict' | 'resource_conflict';
-  tasks: string[];               // Item IDs involved in conflict
+  tasks?: string[];              // Task IDs involved (task-level queues)
+  solutions?: string[];          // Solution IDs involved (solution-level queues)
   file?: string;                 // Conflicting file path
   resolution: 'sequential' | 'merge' | 'manual';
   resolution_order?: string[];
@@ -173,7 +150,6 @@ interface Queue {
 
 interface QueueIndex {
   active_queue_id: string | null;
-  active_item_id: string | null;
   queues: {
     id: string;
     status: string;
@@ -316,7 +292,7 @@ function ensureQueuesDir(): void {
 function readQueueIndex(): QueueIndex {
   const path = join(getQueuesDir(), 'index.json');
   if (!existsSync(path)) {
-    return { active_queue_id: null, active_item_id: null, queues: [] };
+    return { active_queue_id: null, queues: [] };
   }
   return JSON.parse(readFileSync(path, 'utf-8'));
 }
@@ -665,7 +641,6 @@ async function taskAction(issueId: string | undefined, taskId: string | undefine
 
     if (options.title) solution.tasks[taskIdx].title = options.title;
     if (options.status) solution.tasks[taskIdx].status = options.status;
-    if (options.executor) solution.tasks[taskIdx].executor = options.executor as any;
 
     writeSolutions(issueId, solutions);
     console.log(chalk.green(`✓ Task ${taskId} updated`));
@@ -698,8 +673,7 @@ async function taskAction(issueId: string | undefined, taskId: string | undefine
         scope: 'core',
         message_template: `feat(core): ${options.title}`
       },
-      depends_on: [],
-      executor: (options.executor as any) || 'auto'
+      depends_on: []
     };
 
     solution.tasks.push(newTask);
@@ -1076,7 +1050,7 @@ async function queueAction(subAction: string | undefined, issueId: string | unde
           return depItem?.item_id || dep;
         }),
         semantic_priority: 0.5,
-        assigned_executor: task.executor === 'auto' ? 'codex' : task.executor as any
+        assigned_executor: 'codex'
       });
       added++;
     }