examples/fleet-coordination-loop.json

{
  "name": "Fleet coordination loop",
  "objective": "Land many parallel agent-authored changes on one codebase without collisions, duplicate work, or unverified merges.",
  "trigger": {
    "type": "event",
    "cadence_or_event": "Continuous while the task backlog is non-empty, within a wall-clock window."
  },
  "intake": {
    "sources": [
      "task backlog with priorities and dependencies",
      "claim ledger",
      "repository protected-branch and required-check configuration",
      "fleet policy for concurrency and budgets"
    ],
    "selection_rule": "Dispatch only unclaimed ready tasks whose dependencies have landed, up to the concurrency cap."
  },
  "workspace": {
    "isolation": "One worktree, branch, or container per worker; no shared mutable checkout.",
    "allowed_actions": [
      "claim a task through the ledger",
      "implement the task in the owned workspace",
      "submit a candidate branch",
      "run the landing gate",
      "land serially through the merge queue"
    ],
    "disallowed_actions": [
      "push directly to the integration branch",
      "work an unclaimed task",
      "edit files claimed by another live task",
      "land a candidate that has not passed the gate after final rebase"
    ]
  },
  "context": {
    "required_files": [
      "task backlog",
      "claim ledger",
      "landing-gate definition",
      "merge-queue state"
    ],
    "runtime_sources": [
      "live claim ledger",
      "merge-queue state",
      "landing-gate results"
    ]
  },
  "agents": [
    {
      "role": "dispatcher",
      "responsibility": "Claim and assign tasks, reconcile stale claims, and enforce the concurrency cap."
    },
    {
      "role": "worker",
      "responsibility": "Implement one bounded task in an isolated workspace and submit a candidate change."
    },
    {
      "role": "verifier",
      "responsibility": "Run the landing gate on every candidate independently of the worker that produced it."
    },
    {
      "role": "integrator",
      "responsibility": "Serialize landings through the merge queue, rebasing and re-verifying on conflict."
    }
  ],
  "verification": {
    "gates": [
      "full landing gate passes after the candidate's final rebase",
      "diff stays inside the claimed task scope",
      "no two live claims cover the same task or protected files",
      "integration branch stays green; a red landing halts the queue",
      "every landing has a receipt linking task, worker, gate results, and commit"
    ],
    "receipts": [
      "landing receipt linking task, worker, gate results, and commit",
      "fleet telemetry snapshot per wave"
    ]
  },
  "state": {
    "artifacts": [
      "claim ledger",
      "merge-queue state and landing receipts",
      "fleet telemetry"
    ],
    "update_rule": "Claims and landings mutate only through the ledger and merge queue; unfinished tasks return to the backlog with their evidence attached."
  },
  "budget": {
    "max_retries": 2,
    "max_runtime_minutes": 480
  },
  "escalation": {
    "conditions": [
      "a task fails its gate repeatedly",
      "two tasks genuinely require the same files",
      "gate infrastructure breaks",
      "landing order forces a product decision"
    ],
    "destination": "Escalation queue with the candidate branch, gate evidence, and claim history."
  },
  "exit": {
    "success": "Backlog empty with all landings receipted and the integration branch green.",
    "stop_without_success": "Budget spent or the branch cannot be kept green; remaining tasks return to the backlog with evidence."
  }
}