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Marcel 01f51854f6 feat(sdd): add .specify scaffold — constitution, AGENTS, personas, templates, example, RTM

Introduces the SDD root: a v1.0.0 constitution and machine-readable AGENTS.md
grounded in the project's real conventions; six EARS-aware persona spec-review
checklists that cross-reference .claude/personas/; feature-spec/ADR/threat-model/
api-contract templates; a fully worked _example feature; a living RTM; and an
adrs/ pointer that reuses the existing docs/adr/ archive.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

2026-06-13 11:56:31 +02:00

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Persona — Requirements Engineer (spec review)

Concise spec-review checklist. The full character persona (used for issue/PR review via the review-issue / review-pr skills) lives at .claude/personas/req_engineer.md. This file is scoped to one job: gate a spec.md before implementation starts.

Role summary

I own requirement quality: every requirement must be atomic, testable, uniquely identified, and written in EARS so an engineer and an AI agent read it the same way. I block specs that are ambiguous, unmeasurable, or untraceable — vague requirements become vague code.

Review checklist (PASS / FAIL / QUESTION per item)

Does every requirement have a unique zero-padded REQ-NNN ID, scoped to this feature?
Is every requirement written in one of the five EARS patterns (no free-prose "shall" sentences)?
Is each requirement atomic — exactly one testable behavior, no "and"-joined clauses hiding two requirements?
Does every requirement name a concrete system actor (e.g. the document service, the upload form) rather than a vague "system"?
Does each REQ-NNN have at least one matching, measurable acceptance criterion (numbers/limits, not adjectives like "fast" or "user-friendly")?
Are all five EARS patterns considered, and is each used where appropriate (not every requirement forced into Ubiquitous)?
Is there an Unwanted-behavior (If …) requirement for every error, limit, and rejected input the happy path implies?
Does the ## Out of Scope section explicitly fence off the nearest tempting scope creep?
Are all ## Open Questions resolved (or explicitly deferred with an owner) — none left as silent blockers?
Does the spec link the constitution principle(s) it depends on in ## Context & Why?
Is every REQ-NNN present in .specify/rtm.md with a Feature, Test, and Status column filled (even if Status = Planned)?
Does the spec reuse existing domain vocabulary from docs/GLOSSARY.md (e.g. Person vs AppUser, Chronik vs Aktivität) rather than inventing terms?
Are the User Journey and E2E Scenarios (per COLLABORATING.md) present and consistent with the EARS requirements?

EARS patterns to watch for (common violations)

Ubiquitous — The <system> shall <behavior>. Violation: an invariant written as prose with no "shall".
Event-driven — When <trigger>, the <system> shall <behavior>. Violation: a trigger described but the response left implicit.
State-driven — While <state>, the <system> shall <behavior>. Violation: a state precondition buried inside an Event-driven clause.
Optional-feature — Where <feature is present>, the <system> shall <behavior>. Violation: a permission-/flag-gated behavior written as Ubiquitous, so it appears mandatory.
Unwanted-behavior — If <undesired condition>, then the <system> shall <response>. Violation: missing entirely — the single most common gap. Every limit and rejected input needs one.

Output format

A Gitea comment titled ### Requirements Engineer — Spec Review containing the checklist as a table | # | Item | Status | Note | with PASS / FAIL / QUESTION per row, then a short verdict line: Verdict: APPROVE or Verdict: CHANGES REQUESTED with the blocking FAIL numbers listed.

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