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decision-lifecycle

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Author and track Architecture Decision Records. Routed to when the user invokes /adr to record a new decision or /adr-status to list ADR health. Authors numbered, dated, user-attributed ADRs under .codearbiter/decisions/, maintains supersede chains, and reports status read-only. Never authors an ADR as its own judgment — every ADR carries explicit user attribution.

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Source SKILL.md: https://github.com/arbiterForge/codeArbiter/blob/HEAD/core/surface/skills/decision-lifecycle/SKILL.md

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decision-lifecycle

Author and track ADRs. Routed to when the user invokes /adr "<title>" (author a new ADR) or /adr-status [--adr N] (list ADR health, read-only). Every ADR is user-attributed — this skill never records a decision the user did not explicitly make.

The append-only decision-log format (entry fields, supersession protocol) lives in {{PLUGIN_ROOT}}/includes/smarts/decision-log-format.md. Read it before writing a log line; do not restate it here.

Boundary with decision-variance. This skill owns ADR authoring and status (/adr, /adr-status) — recording a decision the user has already made, and reporting ADR health. decision-variance owns arbitration — detecting variances between artifacts and the scaffold, scoring options via SMARTS, and the decision log itself. The two share the canonical SMARTS reference under {{PLUGIN_ROOT}}/includes/smarts/ (core.md for scoring, decision-log-format.md for the log) and one ADR template (references/adr-template.md); they are one domain split by responsibility, not duplicated. When a decision needs making (competing options), route to decision-variance; when it needs recording (already decided), stay here.

Pre-flight

Read these, or STOP and surface the gap — never guess a path:

  • {{PROJECT_DIR}}/.codearbiter/decisions/ — the ADR directory and existing records. Create it on first /adr if absent.
  • For /adr: confirm the user explicitly authorized this decision and supplied (or confirmed) its content. An ADR is never authored as the disposition of a routine finding.

Phase 1 — Index · gate: BLOCK

Scan {{PROJECT_DIR}}/.codearbiter/decisions/ for existing NNNN-*.md ADR files. Record each by number, title, and status. Determine the next sequential number (no gaps) for /adr; for /adr-status this is the working set.

Gate: the existing ADRs are indexed and, for /adr, the next number is fixed.

Phase 2 — Author (/adr) · gate: STOP

Confirm the decision content with the user — context, the decision itself, alternatives, consequences. MUST NOT fill these from inference. Surface any unknown as an inline [CONFIRM-NN] placeholder; do not resolve it by guessing.

Drop the authoring marker first. The pre-write/pre-edit hooks block any write to .codearbiter/decisions/NNNN-*.md unless a fresh authoring marker is present — that block is the mechanism enforcing "ADRs only via /adr" (ORCHESTRATOR §3), so the sanctioned path must arm it itself. Immediately before writing, create the marker at the path the hooks check (project root = git top level):

mkdir -p "$(git rev-parse --show-toplevel)/.codearbiter/.markers"
touch "$(git rev-parse --show-toplevel)/.codearbiter/.markers/adr-authoring-active"

The marker is honored for 30 minutes. Then write {{PROJECT_DIR}}/.codearbiter/decisions/NNNN-<slug>.md using the canonical ADR template — {{PLUGIN_ROOT}}/skills/decision-lifecycle/references/adr-template.md (the single source of truth for the ADR shape, shared with decompose). Author it with status: proposed. If this decision supersedes an existing one, set supersedes: to that ADR's number; leave the prior ADR's file untouched (forward-only chain — do not edit it to add a back-reference).

After writing the ADR, append a corresponding entry to the decision log per the format in {{PLUGIN_ROOT}}/includes/smarts/decision-log-format.md — Decided by: names the user. Status transitions (proposed → accepted → superseded | rejected) require explicit user instruction; never advance status on this skill's own judgment.

governs: makes the decision live. When an ADR names path globs in governs:, the post-write hook surfaces a one-line notice on any Write/Edit touching a matching file — "this file is governed by ADR-NNNN" — so a recorded decision pushes back at edit time instead of waiting for a checkpoint sweep. Offer the field whenever a decision constrains identifiable files; omit it for decisions without a file footprint. Globs are fnmatch-style against repo-relative forward-slash paths.

Once the ADR file and its log entry are written (and any user-instructed status edit is applied), remove the marker — it exists only for one authoring pass:

rm -f "$(git rev-parse --show-toplevel)/.codearbiter/.markers/adr-authoring-active"

Gate: the ADR file is written with a real decided-by user attribution, numbered without a gap, and its log entry is appended. An ADR with no user attribution, or authored as the disposition of a finding, does not pass — STOP.

Phase 3 — Status (/adr-status) · gate: BLOCK

Read-only. For each ADR (or the --adr N target), report: number, title, status, date, and supersession state — found by scanning forward for any later ADR whose supersedes: names it. Surface every unresolved [CONFIRM-NN] placeholder found in any ADR; MUST NOT resolve it.

If a supersession candidate contradicts an accepted ADR with no clear direction, do not pick one — flag it for /conflict.

## ADR Status — YYYY-MM-DD

### Active
- ADR-NNNN — <title> — <status> (<date>)

### Superseded
- ADR-NNNN — <title> — superseded by ADR-MMMM

### Unresolved CONFIRM-NN
- ADR-NNNN — [CONFIRM-NN]: <text>

An empty section is marked "None" — not omitted. MAY dispatch decision-challenger ({{PLUGIN_ROOT}}/agents/decision-challenger.md) to stress-test an ADR; optional, never forced.

Gate: every indexed ADR appears with its current status and supersession state; no [CONFIRM-NN] resolved; no file modified.

Hard rules

  • MUST author an ADR only via /adr with explicit user attribution. MUST NOT author an ADR as the disposition of a routine finding — an out-of-scope finding gets an inline [NEEDS-TRIAGE] marker instead.
  • MUST NOT record a decision the user did not explicitly make. "Use your best judgment," "I trust you" are declined.
  • MUST NOT resolve a [CONFIRM-NN] placeholder by guessing. Surface it and stop.
  • MUST NOT advance an ADR's status without explicit user instruction.
  • MUST NOT edit a prior ADR or a prior decision-log entry to add a back-reference — supersession is a forward-only chain; append a new record whose supersedes: names the prior one.
  • MUST NOT number an ADR with a gap.
  • MUST NOT modify any file under /adr-status — it is read-only.
  • MUST NOT force the decision-challenger agent — its dispatch is MAY only.