feat: add support for releasing repos without package.json

Author: puehringer

.github/workflows/release-post-merge.yml

@@ -110,7 +110,17 @@ jobs:
           git merge origin/${{ inputs.base_branch }}
           git push origin ${{ inputs.develop_branch }}
           
+      - name: check for package.json
+        id: check-package-json
+        run: |
+          if [ -f "package.json" ]; then
+            echo "is_package_json=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "is_package_json=false" >> "$GITHUB_OUTPUT"
+          fi
+
       - name: Update Package Version for Next Development Cycle
+        if: ${{ steps.check-package-json.outputs.is_package_json == 'true' }}
         run: |
           git config user.name "$GITHUB_USER"
           git config user.email "<>"

.github/workflows/release-source.yml

@@ -81,8 +81,17 @@ jobs:
           actor: ${{ github.actor }}
           qms_are_allowed: "false"
 
+      - name: check for package.json
+        id: check-package-json
+        run: |
+          if [ -f "package.json" ]; then
+            echo "is_package_json=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "is_package_json=false" >> "$GITHUB_OUTPUT"
+          fi
+
       - name: get release version from input
-        if: ${{ inputs.skip_branch_check == false }}
+        if: ${{ inputs.skip_branch_check == false && steps.check-package-json.outputs.is_package_json == 'true' }}
         id: get-release-version-from-input
         run: |
           input_release_version="${{ inputs.release_version }}"
@@ -136,6 +145,7 @@ jobs:
           git config user.email "<>"
           git checkout -b release-"$RELEASE_VERSION"
       - name: Update package.json
+        if: ${{ steps.check-package-json.outputs.is_package_json == 'true' }}
         run: |
           sed -i "s/^\(\s*\)\"version\".*/\1\"version\": \"$RELEASE_VERSION\",/" package.json
           git add package.json
@@ -225,7 +235,7 @@ jobs:
           git add .
       - name: Commit changes
         run: |
-          git commit -m "Prepare release version $RELEASE_VERSION"
+          git commit --allow-empty -m "Prepare release version $RELEASE_VERSION"
       - name: push all changes
         run: |
           git push origin release-"$RELEASE_VERSION"