feat(runtime): wire personal memory observation and skill runtime config

Hook shadow pipeline observation into session finish and agent runs, and
expose skill runtime settings through auth and runtime status endpoints.

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

chat-agent-run-gate.mjs

@@ -10,14 +10,15 @@
  */
 
 /**
- * @param {{ chatState?: string; finishedViaPortalDirectChat?: boolean }} input
+ * @param {{ chatState?: string; finishedViaPortalDirectChat?: boolean; agentRunSucceeded?: boolean }} input
  * @returns {'idle' | 'streaming'}
  */
 export function resolvePostAgentRunChatState({
   chatState = 'waiting',
   finishedViaPortalDirectChat = false,
+  agentRunSucceeded = false,
 } = {}) {
-  if (finishedViaPortalDirectChat) return 'idle';
+  if (finishedViaPortalDirectChat || agentRunSucceeded) return 'idle';
   if (chatState === 'idle') return 'idle';
   return 'streaming';
 }