.gitea/workflows/pr-version-check.yml

@@ -0,0 +1,40 @@
+name: version-changelog
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  version-changelog:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Check version bump and changelog entry
+        run: |
+          set -e
+          PR_VERSION=$(grep -m1 '"version"' composer.json | sed -E 's/.*"version"[[:space:]]*:[[:space:]]*"([^"]+)".*/\1/')
+          MAIN_VERSION=$(git show origin/main:composer.json | grep -m1 '"version"' | sed -E 's/.*"version"[[:space:]]*:[[:space:]]*"([^"]+)".*/\1/')
+
+          echo "main version: $MAIN_VERSION"
+          echo "PR version:   $PR_VERSION"
+
+          if [ "$MAIN_VERSION" = "$PR_VERSION" ]; then
+            echo "::error::composer.json version ($PR_VERSION) was not bumped from main ($MAIN_VERSION)"
+            exit 1
+          fi
+
+          HIGHEST=$(printf '%s\n%s\n' "$MAIN_VERSION" "$PR_VERSION" | sort -V | tail -n1)
+          if [ "$HIGHEST" != "$PR_VERSION" ]; then
+            echo "::error::composer.json version ($PR_VERSION) is not greater than main's ($MAIN_VERSION)"
+            exit 1
+          fi
+
+          if ! grep -qF "## [$PR_VERSION]" CHANGELOG.md; then
+            echo "::error::CHANGELOG.md is missing a '## [$PR_VERSION]' heading"
+            exit 1
+          fi
+
+          echo "OK: version bumped to $PR_VERSION and documented in CHANGELOG.md"