add self-hosted runner

.github/workflows/generate-rss.yml

@@ -0,0 +1,26 @@
+name: Setup RSS Environment
+description: Common steps for RSS job
+runs:
+  using: "composite"
+  steps:
+    - name: Install Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: '21'
+
+    - name: Run Script
+      run: node src/run.js 'solberg' 1;
+        mv rss.xml solberg.xml
+
+    - id: 'auth-to-gcloud'
+      uses: 'google-github-actions/auth@v2'
+      with:
+        credentials_json: '${{ secrets.GOOGLE_CREDENTIALS }}'
+
+    - id: 'upload-rss-file'
+      uses: 'google-github-actions/upload-cloud-storage@v2'
+      with:
+        path: 'solberg.xml'
+        destination: 'miljobilen-rss'
+        process_gcloudignore: false
+