fix: skip release steps if no version bump commit was made

- Set output variable 'committed' in commit step
- Add conditional execution to all subsequent steps
- Only create tag, build Docker images, and deploy if commit was successful

.gitea/workflows/release.yml

@@ -78,16 +78,20 @@ jobs:
           echo "New version: $NEW_VERSION"
 
       - name: Commit version bump
+        id: commit
         run: |
           git add package.json CHANGELOG.md
           if git diff --cached --quiet; then
             echo "No changes to commit (version may already be at target version)"
+            echo "committed=false" >> $GITHUB_OUTPUT
           else
             git commit -m "chore: bump version to v${{ steps.version.outputs.new_version }}"
             git push origin main
+            echo "committed=true" >> $GITHUB_OUTPUT
           fi
 
       - name: Create git tag for release
+        if: steps.commit.outputs.committed == 'true'
         run: |
           TAG_NAME="v${{ steps.version.outputs.new_version }}"
           echo "Creating tag $TAG_NAME"
@@ -101,9 +105,11 @@ jobs:
           fi
 
       - name: Set up Docker Buildx
+        if: steps.commit.outputs.committed == 'true'
         uses: docker/setup-buildx-action@v3
 
       - name: Build test-capable image
+        if: steps.commit.outputs.committed == 'true'
         run: |
           docker build \
             --target test-runner \
@@ -112,6 +118,7 @@ jobs:
             .
 
       - name: Run tests inside test-capable container
+        if: steps.commit.outputs.committed == 'true'
         run: |
           docker run --rm \
             -e DATABASE_URL="postgresql://user:pass@localhost:5432/dummy" \
@@ -119,6 +126,7 @@ jobs:
             npm run test:run
 
       - name: Build production image
+        if: steps.commit.outputs.committed == 'true'
         run: |
           docker build \
             --target runner \
@@ -128,6 +136,7 @@ jobs:
             .
 
       - name: Push Docker images
+        if: steps.commit.outputs.committed == 'true'
         run: |
           echo "Pushing to ${{ env.REGISTRY }}..."
           # Check if we can authenticate to the registry using DOCKER_LOGIN and DOCKER_PASSWORD secrets
@@ -152,6 +161,7 @@ jobs:
           fi
 
       - name: Deploy to dev (placeholder)
+        if: steps.commit.outputs.committed == 'true'
         run: |
           echo "Deploying version ${{ steps.version.outputs.new_version }} to dev environment..."
           # TODO: Add actual deployment steps