fix(agents): clear the first-run flag when the catch-up completes (#122) - #232

{
  "score": 5,
  "max": 5,
  "reviewed_sha": "3dd17caf37574a5fd93d2cb2f6f6f3e1ac1dc534",
  "round": 5,
  "mode": "first-line",
  "open": {
    "p0": 0,
    "p1": 0,
    "p2": 0
  },
  "findings": [],
  "disputed": [],
  "escalated": [],
  "happy": true,
  "greptile_requested": "3dd17caf37574a5fd93d2cb2f6f6f3e1ac1dc534"
}