feat(frontend): agent resource sections

backend/src/app.py

@@ -285,9 +285,13 @@ class App(ChatMixin):
 
     # --- Resource Management ---
 
-    async def get_agent_resource(self, agent_id, kind, key):
-        resource = await db.AgentResource.get_or_none(agent_id=agent_id, kind=kind, key=key)
-        return resource.value if resource else None
+    async def get_agent_resources(self, agent_id, kind=None, key=None):
+        filter = {"agent_id": agent_id}
+        if kind: filter['kind'] = kind
+        if key: filter['key'] = key
+
+        values = await db.AgentResource.filter(**filter)
+        return values
 
     async def save_agent_resource(self, agent_id, kind, key, value):
         await db.AgentResource.update_or_create(