feat: add page_data_dev code-run path and adm policy design docs

Introduce Page Data dev repair intent routing, page_data_dev taskType
autodetect, and help-code02 memindadm runtime policy specification.

Co-authored-by: Cursor <cursoragent@cursor.com>

chat-intent-router.test.mjs

@@ -1335,3 +1335,14 @@ test('createChatIntentRouter uses agent fallback for unmatched general questions
   assert.equal(result.source, 'fallback');
   assert.equal(llmCalls.length, 0);
 });
+
+test('classifyWithRules routes page data dev repair before new page-data collect', () => {
+  const result = classifyWithRules({
+    text: '修复问卷 insert 403，columns_not_allowed',
+    sessionId: null,
+    sessionMessageCount: 0,
+  });
+  assert.equal(result.route, CHAT_INTENT_ROUTE.AGENT);
+  assert.match(result.reason, /Page Data 开发修复/);
+  assert.equal(result.suggested_skill, undefined);
+});