diff --git a/README.md b/README.md
index f7c35d0..890f5f1 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
# action/check-naming
Composite Gitea Action that validates a pull request's branch, title, Bug
-tracking, and AI authorship against the fritzlab Git standard. The current
-action fails (exits 1) on any violation; `@v1` is the legacy warn-only release
+tracking, PR-description AI authorship, and commit range against the fritzlab
+Git standard. The current action fails (exits 1) on any violation; `@v1` is the legacy warn-only release
(Bugs program: see
[fritzlab/agenthub#557](https://code.fritzlab.net/fritzlab/agenthub/issues/557)).
@@ -91,10 +91,12 @@ The check validates four things for every non-break-glass Agent PR:
`
` sections outside collapsed `` content. Fenced, commented,
scripted, or collapsed copies do not satisfy the visible provenance contract.
-4. **Commit attribution** — every commit in `base-sha..head-sha`, including
- commits on `chore/` branches, ends with
- the canonical `Authored-By` trailer, separated from the message body by a
- blank line. The naming job must check out full history before this action.
+4. **Commit range** — `base-sha` and `head-sha` must identify available commits,
+ and `base-sha..head-sha` must contain at least one PR commit.
+ The naming job must check out full history before this action.
+ Attribution is required only in the PR description; commit messages are not
+ inspected. Existing commit trailers remain valid history, but no trailer is
+ required for a new commit.
Every violation prints a `FAIL[check-naming]: ...` line and the step
exits 1. To make the check required on a repo: drop any
@@ -103,7 +105,7 @@ context to the repo's `status_check_contexts` in agenthub `hub/hub.yaml`.
## Versions
-- unreleased — adds Bug tracking plus PR and commit attribution enforcement.
+- unreleased — requires Bug tracking and visible PR attribution, without commit-message watermarks.
- `v2` — enforces branch and title naming.
- `v1` — legacy warn-only: logs `WARN` lines, always exits 0.
diff --git a/action.yaml b/action.yaml
index 8bdf748..4b8cd91 100644
--- a/action.yaml
+++ b/action.yaml
@@ -1,6 +1,6 @@
name: Check PR contract
description: |
- Validates that a PR's branch, title, Bug tracking, and AI attribution
+ Validates that a PR's branch, title, Bug tracking, and PR-description AI attribution
follow the fritzlab Git standard. Fails (exits 1) on any violation, with
FAIL log lines naming it. Warn-only wiring is the consumer's choice: set
continue-on-error: true on the job (or pin @v1, which never fails).
diff --git a/check.sh b/check.sh
index 0297804..7dc85f9 100755
--- a/check.sh
+++ b/check.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Branch, PR body, and commit contract checker.
+# Branch, PR body, and commit-range contract checker.
# v2: exits 1 on violation. Consumers that want warn-only set
# continue-on-error: true on the job (or stay on @v1).
set -euo pipefail
@@ -180,23 +180,9 @@ if [ "${BRANCH_KIND}" != "invalid" ]; then
fi
done
if git cat-file -e "${BASE}^{commit}" 2>/dev/null && git cat-file -e "${HEAD}^{commit}" 2>/dev/null; then
- commit_count=0
- while IFS= read -r commit; do
- [ -n "${commit}" ] || continue
- commit_count=$((commit_count + 1))
- message=$(git log -1 --format=%B "${commit}")
- if ! printf '%s\n' "${message}" | awk '
- { line[NR]=$0 }
- END {
- n=NR
- while (n > 0 && line[n] == "") n--
- if (n < 3 || line[n-1] != "" || line[n] !~ /^Authored-By: .+ \(.+\) $/) exit 1
- }
- '; then
- echo "FAIL[check-naming]: commit ${commit} must end with an Authored-By product/model trailer"
- FAILED=1
- fi
- done < <(git rev-list --reverse "${BASE}..${HEAD}" 2>/dev/null)
+ # Attribution belongs only in the PR description, not commit messages.
+ # Keep the existing nonempty-range gate independently of message content.
+ commit_count=$(git rev-list --count "${BASE}..${HEAD}" 2>/dev/null) || commit_count=0
if [ "${commit_count}" -eq 0 ]; then
echo "FAIL[check-naming]: base-sha..head-sha contains no PR commits"
FAILED=1
diff --git a/tests/run b/tests/run
index da90bf1..a84a114 100755
--- a/tests/run
+++ b/tests/run
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Tests for check.sh — exercises valid/invalid branch+title matrices.
+# Tests for check.sh — exercises naming, PR attribution, and commit ranges.
set -euo pipefail
SCRIPT="$(cd "$(dirname "$0")/.." && pwd)/check.sh"
@@ -98,6 +98,26 @@ check_chore_contract() {
fi
}
+check_author_contract() {
+ local desc="$1" want_fail="$2" author="$3" body="$4" base="$5" head="$6"
+ local out rc=0
+ out=$(cd "${FIXTURES}" && HEAD_BRANCH="chore/contract" \
+ PR_TITLE="Align PR attribution policy" PR_AUTHOR="$author" \
+ PR_BODY="$body" GITEA_SERVER_URL="https://code.test" GITEA_TOKEN="test-token" \
+ GITEA_REPOSITORY="action/check-naming" GITEA_PR_NUMBER=1 PATH="${TEST_BIN}:$PATH" \
+ BASE_SHA="$base" HEAD_SHA="$head" bash "$SCRIPT" 2>&1) || rc=$?
+ local got_lines=0
+ printf '%s\n' "$out" | grep -qE '^FAIL' && got_lines=1 || true
+ if [ "$rc" -eq "$want_fail" ] && [ "$got_lines" -eq "$want_fail" ]; then
+ echo "PASS [$desc]"
+ PASS=$((PASS + 1))
+ else
+ echo "FAIL [$desc]: expected exit=$want_fail fail-lines=$want_fail, got exit=$rc fail-lines=$got_lines"
+ echo " output: $out"
+ FAIL=$((FAIL + 1))
+ fi
+}
+
# break-glass
check "dfritz exempt — invalid branch" 0 "totally/wrong-branch" "no prefix" "dfritz"
check "dfritz exempt — mismatch" 0 "dev/bug-abc/thing" "[bug-xyz] Thing" "dfritz"
@@ -233,20 +253,46 @@ else
fi
git -C "${FIXTURES}" commit --allow-empty -q -m "unwatermarked change"
-BAD_HEAD=$(git -C "${FIXTURES}" rev-parse HEAD)
-check_contract "agenthub 779 commits reject missing watermark" "$BODY" "$GOOD_HEAD" "$BAD_HEAD" "must end with an Authored-By"
+PLAIN_HEAD=$(git -C "${FIXTURES}" rev-parse HEAD)
+check_contract_pass "Bug-backed commits need no watermark" "$BODY" "$GOOD_HEAD" "$PLAIN_HEAD"
check_chore_contract "chore requires PR attribution" "" "$BASE" "$GOOD_HEAD" "## Attribution must contain"
-check_chore_contract "chore commits require watermark" "$(canonical_body bug-unused)" "$GOOD_HEAD" "$BAD_HEAD" "must end with an Authored-By"
git -C "${FIXTURES}" commit --allow-empty -q -m $'misplaced trailer\nAuthored-By: Codex (GPT-5) '
MISPLACED_HEAD=$(git -C "${FIXTURES}" rev-parse HEAD)
-check_contract "commit watermark requires blank separator" "$BODY" "$BAD_HEAD" "$MISPLACED_HEAD" "must end with an Authored-By"
git -C "${FIXTURES}" commit --allow-empty -q -m "trailer not final" -m $'Authored-By: Codex (GPT-5) \nextra text'
NONFINAL_HEAD=$(git -C "${FIXTURES}" rev-parse HEAD)
-check_contract "commit watermark must be final trailer" "$BODY" "$MISPLACED_HEAD" "$NONFINAL_HEAD" "must end with an Authored-By"
+
+git -C "${FIXTURES}" commit --allow-empty -q -m "malformed legacy attribution" -m "Authored-By: incomplete"
+MALFORMED_HEAD=$(git -C "${FIXTURES}" rev-parse HEAD)
+
+# Existing Human exemption is unchanged; other Humans and named Agents satisfy
+# the same PR-description contract independently of any commit-message footer.
+for author in dfritz human-contributor architect; do
+ for scenario in legacy plain misplaced nonfinal malformed; do
+ case "$scenario" in
+ legacy) head="$GOOD_HEAD" ;;
+ plain) head="$PLAIN_HEAD" ;;
+ misplaced) head="$MISPLACED_HEAD" ;;
+ nonfinal) head="$NONFINAL_HEAD" ;;
+ malformed) head="$MALFORMED_HEAD" ;;
+ esac
+ check_author_contract "$author accepts $scenario commit messages" 0 "$author" "$BODY" "$BASE" "$head"
+ done
+done
+
+for author in human-contributor architect; do
+ check_author_contract "$author requires PR-description attribution" 1 "$author" "" "$BASE" "$PLAIN_HEAD"
+ check_author_contract "$author rejects a missing PR model" 1 "$author" \
+ $'## Attribution\n- Authored-By: Codex ' "$BASE" "$PLAIN_HEAD"
+ check_author_contract "$author rejects a non-noreply PR address" 1 "$author" \
+ $'## Attribution\n- Authored-By: Codex (GPT-5) ' "$BASE" "$PLAIN_HEAD"
+done
+check_author_contract "dfritz exemption still ignores PR attribution and commit range" 0 dfritz "" not-a-sha not-a-sha
+
check_contract "missing commit range rejects" "$BODY" "$GOOD_HEAD" "$GOOD_HEAD" "contains no PR commits"
check_contract "invalid SHA rejects before git" "$BODY" "not-a-sha" "$GOOD_HEAD" "lowercase hexadecimal"
+check_contract "unavailable commit rejects" "$BODY" 0000000000000000000000000000000000000000 "$GOOD_HEAD" "must name available commits"
echo ""
echo "Results: ${PASS} passed, ${FAIL} failed"