**feat(ci):** introduce release workflow with version bump, Docker image build, and Gitea release automation

.gitea/workflows/ci.yml

@@ -38,34 +38,3 @@ jobs:
       - name: Build binary
         run: go build ./...
 
-  docker:
-    runs-on: dind
-    needs: build-test
-    if: gitea.event_name == 'push'
-    env:
-      DOCKER_HOST: tcp://dind:2375
-    steps:
-      - name: Install dependencies
-        run: apk add --no-cache git
-      - name: Checkout
-        run: |
-          GITEA_HOST="${{ gitea.server_url }}"
-          GITEA_HOST="${GITEA_HOST#https://}"
-          GITEA_HOST="${GITEA_HOST#http://}"
-          git clone "https://oauth2:${{ secrets.GITEA_TOKEN }}@${GITEA_HOST}/${{ gitea.repository }}.git" .
-          git checkout ${{ gitea.sha }}
-      - name: Log in to Gitea registry
-        run: |
-          REGISTRY="${{ gitea.server_url }}"
-          REGISTRY="${REGISTRY#https://}"
-          REGISTRY="${REGISTRY#http://}"
-          echo "${{ secrets.REGISTRY_TOKEN }}" | docker login "$REGISTRY" -u "${{ gitea.actor }}" --password-stdin
-      - name: Build and push
-        run: |
-          REGISTRY="${{ gitea.server_url }}"
-          REGISTRY="${REGISTRY#https://}"
-          REGISTRY="${REGISTRY#http://}"
-          IMAGE="$REGISTRY/$(echo '${{ gitea.repository }}' | tr '[:upper:]' '[:lower:]')"
-          docker build -t "$IMAGE:${{ gitea.sha }}" -t "$IMAGE:latest" .
-          docker push "$IMAGE:${{ gitea.sha }}"
-          docker push "$IMAGE:latest"

.gitea/workflows/release.yml

@@ -0,0 +1,113 @@
+name: Release
+on:
+  workflow_dispatch:
+    inputs:
+      bump:
+        description: 'Version bump type'
+        required: true
+        default: patch
+        type: choice
+        options: [patch, minor, major]
+
+jobs:
+  build-test:
+    runs-on: docker
+    container:
+      image: gitea.jeanlucmakiola.de/makiolaj/docker-node-and-go:064281efa4401d6f440edd18dc467929b89d7f71
+    env:
+      GOTOOLCHAIN: local
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+      - name: Check formatting
+        run: |
+          unformatted=$(gofmt -l .)
+          if [ -n "$unformatted" ]; then
+            echo "Unformatted files:"
+            echo "$unformatted"
+            exit 1
+          fi
+
+      - name: Run go vet
+        run: go vet ./...
+
+      - name: Run tests with coverage
+        run: |
+          go test -v -coverprofile=coverage.out -coverpkg=./... ./...
+          go tool cover -func=coverage.out | tee coverage.txt
+          cov=$(go tool cover -func=coverage.out | grep total: | awk '{print substr($3, 1, length($3)-1)}')
+          cov=${cov%.*}
+          if [ "$cov" -lt 80 ]; then
+            echo "::warning::Test coverage is below 80% ($cov%)"
+          fi
+      - name: Build binary
+        run: go build ./...
+
+  release:
+    runs-on: dind
+    needs: build-test
+    env:
+      DOCKER_HOST: tcp://dind:2375
+    steps:
+      - name: Install dependencies
+        run: apk add --no-cache git curl
+
+      - name: Checkout with full history
+        run: |
+          GITEA_HOST="${{ gitea.server_url }}"
+          GITEA_HOST="${GITEA_HOST#https://}"
+          GITEA_HOST="${GITEA_HOST#http://}"
+          git clone "https://oauth2:${{ secrets.GITEA_TOKEN }}@${GITEA_HOST}/${{ gitea.repository }}.git" .
+          git fetch --tags
+
+      - name: Compute new version
+        run: |
+          LATEST=$(git tag --sort=-version:refname | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+$' | head -1)
+          LATEST=${LATEST:-v0.0.0}
+          VERSION="${LATEST#v}"
+          MAJOR=$(echo "$VERSION" | cut -d. -f1)
+          MINOR=$(echo "$VERSION" | cut -d. -f2)
+          PATCH=$(echo "$VERSION" | cut -d. -f3)
+          case "${{ gitea.event.inputs.bump }}" in
+            major) MAJOR=$((MAJOR + 1)); MINOR=0; PATCH=0 ;;
+            minor) MINOR=$((MINOR + 1)); PATCH=0 ;;
+            patch) PATCH=$((PATCH + 1)) ;;
+          esac
+          NEW_VERSION="v${MAJOR}.${MINOR}.${PATCH}"
+          echo "NEW_VERSION=${NEW_VERSION}" >> $GITEA_ENV
+          echo "Bumping ${LATEST} → ${NEW_VERSION}"
+
+      - name: Create and push tag
+        run: |
+          git config user.name "ci-bot"
+          git config user.email "ci@noreply.local"
+          git tag "$NEW_VERSION"
+          GITEA_HOST="${{ gitea.server_url }}"
+          GITEA_HOST="${GITEA_HOST#https://}"
+          GITEA_HOST="${GITEA_HOST#http://}"
+          git push "https://oauth2:${{ secrets.GITEA_TOKEN }}@${GITEA_HOST}/${{ gitea.repository }}.git" "$NEW_VERSION"
+
+      - name: Log in to Gitea registry
+        run: |
+          REGISTRY="${{ gitea.server_url }}"
+          REGISTRY="${REGISTRY#https://}"
+          REGISTRY="${REGISTRY#http://}"
+          echo "${{ secrets.REGISTRY_TOKEN }}" | docker login "$REGISTRY" -u "${{ gitea.actor }}" --password-stdin
+
+      - name: Build and push Docker image
+        run: |
+          REGISTRY="${{ gitea.server_url }}"
+          REGISTRY="${REGISTRY#https://}"
+          REGISTRY="${REGISTRY#http://}"
+          IMAGE="$REGISTRY/$(echo '${{ gitea.repository }}' | tr '[:upper:]' '[:lower:]')"
+          docker build -t "$IMAGE:$NEW_VERSION" -t "$IMAGE:latest" .
+          docker push "$IMAGE:$NEW_VERSION"
+          docker push "$IMAGE:latest"
+
+      - name: Create Gitea release
+        run: |
+          curl -s -X POST \
+            -H "Authorization: token ${{ secrets.GITEA_TOKEN }}" \
+            -H "Content-Type: application/json" \
+            "${{ gitea.server_url }}/api/v1/repos/${{ gitea.repository }}/releases" \
+            -d "{\"tag_name\": \"$NEW_VERSION\", \"name\": \"$NEW_VERSION\", \"generate_release_notes\": true}"