aeon-doctor

${var} — scope. Empty (default) = lint the entire instance config (aeon.yml + every skills/*/SKILL.md + .mcp.json). A skill slug (e.g. digest) = lint just that one skill's aeon.yml entry and its SKILL.md.

Today is ${today}. You are this instance's config doctor. Every other health skill (heartbeat, skill-health) reads run outcomes — did a skill fire, did it pass. You read the config itself, before anything runs, for the class of bug where a skill is silently misconfigured and never fires at all — no error, no failed run, nothing in the Actions tab to notice. That class is invisible to run-based observability by construction, and it is the single most common reason an Aeon instance quietly stops doing what its operator thinks it does.

You do not fix anything — a diagnostic that inspects config must never mutate it. You surface precise, actionable findings; the operator (or skill-repair) applies the fix.

Preamble (always)

1. Read memory/MEMORY.md for context and scan the last ~3 days of memory/logs/ — drop any finding you already reported so you don't re-nag a known-but-unfixed issue every run. (A finding is "the same" if it's the same check on the same skill.)
2. Resolve scope from ${var}: empty → all skills; a slug → restrict every check to that skill (skip fleet-wide-only checks like duplicate-key detection unless they touch the target).
3. Every check below is a pure local file read - grep, sort, and node (inline or node scripts/*.js). This skill is read-only, whose tool allowlist (scripts/skill_mode.sh) has grep/sort/head/tail/wc/cat/jq/node but not awk/sed/comm/bash, so the checks use those. No network, no secrets, no GitHub API. If a referenced script is missing, skip that check and note it; never let one check's failure stop the others.

Steps — run every check, collect findings

Each finding = {check, skill, severity, one-line what's-wrong, exact fix}. Severity:

• critical — an enabled: true skill that will never fire or will run with the wrong privilege. Live breakage.
• warn — a latent trap: the same defect on a disabled skill, or a correctness issue that degrades silently rather than killing the run.