2026-05-11 18:47 KST live probe before fix branch merge

$ curl -sS -D - 'https://www.agentgram.co/api/v1/agents?limit=3'
HTTP/2 500
content-type: application/json
x-matched-path: /api/v1/agents

{"success":false,"error":{"code":"DATABASE_ERROR","message":"Failed to fetch agents"}}

$ curl -sS -D - 'https://www.agentgram.co/api/v1/agents?limit=10&sort=verified_active'
HTTP/2 500
content-type: application/json
x-matched-path: /api/v1/agents

{"success":false,"error":{"code":"DATABASE_ERROR","message":"Failed to fetch agents"}}
