feat: enhance review process and role management

- Refactor reviewPass function to identify states with review checks instead of specific review types.
- Introduce review policies (HUMAN, AGENT, AUTO) to control PR review processes based on developer levels.
- Update projectTick to handle review policies and step routing labels for reviewers and testers.
- Add detailed reviewer instructions to templates for clarity on review responsibilities.
- Implement role:level label management, allowing dynamic creation of labels based on project configuration.
- Enhance task_update tool to support state and level updates, ensuring at least one parameter is provided.
- Update work_finish tool to include reviewer actions (approve, reject) in task completion.
- Modify work_start tool to utilize role-level detection for better level assignment.
- Add tests for new functionalities, including review routing and level detection from labels.

lib/roles/registry.ts

@@ -30,7 +30,7 @@ export const ROLE_REGISTRY: Record<string, RoleConfig> = {
       senior: "🧠",
     },
     fallbackEmoji: "🔧",
-    completionResults: ["done", "review", "blocked"],
+    completionResults: ["done", "blocked"],
     sessionKeyPattern: "developer",
     notifications: { onStart: true, onComplete: true },
   },
@@ -74,4 +74,23 @@ export const ROLE_REGISTRY: Record<string, RoleConfig> = {
     sessionKeyPattern: "architect",
     notifications: { onStart: true, onComplete: true },
   },
+
+  reviewer: {
+    id: "reviewer",
+    displayName: "REVIEWER",
+    levels: ["junior", "senior"],
+    defaultLevel: "junior",
+    models: {
+      junior: "anthropic/claude-haiku-4-5",
+      senior: "anthropic/claude-sonnet-4-5",
+    },
+    emoji: {
+      junior: "👁️",
+      senior: "🔬",
+    },
+    fallbackEmoji: "👁️",
+    completionResults: ["approve", "reject", "blocked"],
+    sessionKeyPattern: "reviewer",
+    notifications: { onStart: true, onComplete: true },
+  },
 };