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fleet-control

Operate managed Aeon instances from memory/instances.json - health-check, dispatch, and status snapshots (control), plus a fleet scorecard of runs, tokens…

Skill by aeonfun

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About

Operate managed Aeon instances from memory/instances.json - health-check, dispatch, and status snapshots (control), plus a fleet scorecard of runs, tokens, cost, and reliability (scorecard).

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools
No tools found
Secrets
None asked for
Install scripts
None found

Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/fleet-control

What's inside

Skill name
fleet-control
Description
Operate managed Aeon instances from memory/instances.json - health-check, dispatch, and status snapshots (control), plus a fleet scorecard of runs, tokens, cost, and reliability (scorecard).
License
MIT
Metadata
var: · title: Fleet Control · category: core
Instructions
425 lines in SKILL.md · view on GitHub

Before installing

  • Instructions call the network

Agent Skills spec issues

  • files: referenced but missing: scripts/fleet-scorecard.mjs

Files (1)

  • SKILL.md

SKILL.md (first lines)

<!-- autoresearch: variation B — sharper output: verdict line + delta vs prior + per-instance action column + state-change-gated notify -->

> **${var}** — Command / view selector. Empty (or unrecognized) → **Health Check** (default control view). `status` → full **Status Mode** (control view). `dispatch <instance|*> <skill> [var=<value>]` → **Dispatch Mode**: trigger a skill on one child or all healthy/degraded children (control view). `scorecard` → **Scorecard Mode**: fleet-wide runs/tokens/cost/reliability scorecard with day-over-day deltas + alerts (scorecard view).

Today is ${today}. Operate the fleet of Aeon instances registered in `memory/instances.json`. The **control view** (health/status/dispatch) is **decision-ready**: every run leads with a verdict, then a delta vs prior check, then per-instance lines that name the next concrete action. The **scorecard view** publishes the daily fleet-wide cost/reliability scorecard.

The fleet is **discovered at runtime, never hardcoded**: it is this repo ("self") plus every non-archived entry in `memory/instances.json` (the registry `fleet-control` and `spawn-instance` maintain). With zero managed instances the scorecard simply covers the single self repo — still useful.

## Shared preamble (every run)

1. **Read memory** — read `memory/MEMORY.md` for high-level context and scan the last ~3 days of `memory/logs/` for recent activity; don't re-report a signal already logged there.

2. **Voice** — if `soul/SOUL.md` and `soul/STYLE.md` exist and are populated, read them and match the operator's voice in every notification. If they are empty templates or absent, use a clear, direct, neutral tone — terse, lowercase, no fluff.

3. **Parse `${var}` → mode**:
   - empty / unrecognized → **Health Check Mode** (control view; default)
   - exactly `status` → **Status Mode** (control view)
   - starts with `dispatch ` → **Dispatch Mode** (control view)
   - exactly `scorecard` → **Scorecard Mode** (scorecard view)

4. **Route**:
   - **Health Check / Status / Dispatch** → run the **Control-view pre-flight** below, then the matching mode section. These modes make live `gh` calls.
   - **Scorecard** → skip the control-view pre-flight entirely and jump straight to **Scorecard Mode**, which gathers its own data in-run via `node scripts/fleet-scorecard.mjs`.

---

## Control-view pre-flight (health / status / dispatch only)

1. **Verify gh auth** — `gh auth status` must succeed. If not, log `FLEET_NO_AUTH` to `memory/logs/${today}.md` and notify `Fleet Control: gh auth missing — check GITHUB_TOKEN secret.` Stop.

2. **Check rate limit** — `REMAINING=$(gh api rate_limit --jq '.resources.core.remaining')`. If `REMAINING < 50`, log `FLEET_RATE_LIMITED:remaining=${REMAINING}` and notify a one-line warning, then stop.

3. **Load the registry** — read `memory/instances.json`. If the file is missing, write `{"instances": []}` to bootstrap. If `.instances` is absent or `[]`:
   - Log `FLEET_EMPTY: no managed instances` to `memory/logs/${today}.md`.
   - **Stop. Do NOT notify.**

4. **Load prior state** — read `memory/state/fleet-control-state.json` (create the directory and file with `{"instances": {}, "last_full_summary_date": ""}` if missing). Shape:
   ```json
   {
     "instances": {
       "<name>": { "health": "<status>", "last_checked": "<ISO>", "consecutive_unreachable": 0 }
     },
     "last_full_summary_date": "YYYY-MM-DD"
   }
   ```

---

## Health Check Mode (default — control view)

For each registered instance, skip rows with `archived: true` from per-instance work (count them separately). Run the three calls per instance in parallel using `&` + `wait` and write each to `/tmp/fleet/${SAFE}.{repo,runs,cron}.json`:

a. **Repo metadata**:
   ```bash
   gh api "repos/${REPO}" \
     --jq '{full_name, pushed_at, archived, default_branch, open_issues_count}' \
     > "/tmp/fleet/${SAFE}.repo.json" 2>"/tmp/fleet/${SAFE}.repo.err" &
   ```

b. **Workflow runs in last 24h** (precise window, not "last 5"):
   ```bash
   SINCE=$(date -u -d '24 hours ago' +%Y-%m-%dT%H:%M:%SZ)
   gh api "repos/${REPO}/actions/runs?created=>${SINCE}&per_page=100&exclude_pull_requests=true" \
     --jq '{total_count, runs:[.workflow_runs[]|{name,status,conclusion,created_at,html_url}]}' \
     > "/tmp/fleet/${SAFE}.runs.json" 2>"/tmp/fleet/${SAFE}.runs.err" &
   ```

c. **Cron-state from child**:
   ```bash
   gh api "repos/${REPO}/contents/memory/cron-state.json" --jq '.content' 2>"/tmp/fleet/${SAFE}.cron.err" \
     | base64 -d > "/tmp/fleet/${SAFE}.cron.json" &
   ```

`wait` after launching all three for an instance (or batch across all instances if you trust your parallelism — keep ≤16 concurrent calls to stay under rate limit).

**Classify each instance** with precise thresholds:
- **unreachable** — repo metadata call returned non-zero (404/403/etc.)
- **archived** — repo metadata returns `archived: true`
- **pending_secrets** — `runs.total_count == 0` for the 24h window AND repo `pushed_at` ≥ 7 days old (newly-spawned instances under 7 days stay unclassified-but-tracked)
- **stale** — `runs.total_count == 0` AND `pushed_at` > 7 days old AND not `archived`
- **degraded** — ≥1 cron-state skill with `consecutive_failures ≥ 3` OR (24h failure_count / total_count) ≥ 0.5 with total_count ≥ 2
- **warning** — 24h failure_count ≥ 1 but ratio < 0.5
- **healthy** — has runs in last 24h, all conclusions `success` or `in_progress`/`queued`, no degraded cron-state skills

For each instance compute a **next_action** (one short imperative phrase):
- `pending_secrets` → `add ANTHROPIC_API_KEY at https://github.com/${REPO}/settings/secrets/actions`
- `degraded` → `investigate <skill_name> (<consecutive_failures>× in a row, last_error: <signature, ≤60 chars>)`
- `warning` → `monitor — <N>/<Total> runs failed in 24h`
- `stale` → `confirm intent: no runs in 24h, last push <relative_date>; archive or re-enable` — if it *should* be running, dispatch `aeon-doctor` to that instance (Dispatch Mode) to lint for a silent config bug (unquoted `schedule:` / duplicate key / broken entry) before assuming it's abandoned
- `unreachable` → `verify access: <reason from repo.err>`
- `healthy` → `none`
- `archived` → `none (archived)`

**Compute delta** vs prior state (per-instance `prior.health` vs `current.health`):
- **NEW** — instance not in prior state
- **DEGRADED** — was healthy/warning, now degraded/unreachable/stale/pending_secrets
- **RECOVERED** — was degraded/unreachable/stale/pending_secrets, now healthy/warning
- **DROPPED** — was in prior state, no longer in registry
- (no change → no delta line)

**Update the registry** — write back `health`, `last_checked` (ISO UTC), and `next_action` per instance to `memory/instances.json`. Preserve all other fields (`purpose`, `parent`, `created`, `skills_enabled`, etc.).

**Update the state file** — write the current per-instance health snapshot to `memory/state/fleet-control-state.json`. Update `last_full_summary_date` to today **only when this run notifies**. Increment `consecutive_unreachable` for unreachable instances; reset to 0 otherwise.

**Log** to `memory/logs/${today}.md` (under the consolidated heading — see **Log** section):
```
### fleet-control
- Mode: health check
- Verdict: [FLEET_OK | NEEDS_ATTENTION:N]
- Sizes: total=N, healthy=N, warning=N, degraded=N, stale=N, pending=N, unreachable=N, archived=N
- Deltas: [list NEW/DEGRADED/RECOVERED/DROPPED, or "none"]
- Sources: gh=ok, rate_remaining=N
```

**Notification gate** — send the notification if **any** of:
- `len(deltas) > 0`
- today != prior `last_full_summary_date` (first check of UTC day → daily rollup)
- any current instance is `degraded` or `unreachable`

Otherwise skip notify (silent no-op when nothing changed mid-day — operator isn't trained to ignore).

From aeonfun/aeon, MIT.

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Stars
782
Forks
292
Open issues
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Last commit (this folder)
Oct 2, 2026 (27 days ago)
Last release
Jul 9, 2026 (3 months ago)

From GitHub (fetched Oct 24, 2026).

Details

License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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Cite this page

fleet-control skill. Agent Mart. https://agentmart.dev/skills/aeonfun-fleet-control (last updated 2026-10-24)