Set up build-only and build-staging jobs.

Signed-off-by: Kurt Garloff <kurt@garloff.de>

Author: garloff

.github/workflows/build_and_deploy.yml

@@ -3,7 +3,7 @@ name: Gatsby Build and Deploy to gh-pages branch
 on:
   workflow_dispatch:
   schedule:
-    - cron: "0 0 * * *"
+    - cron: "0 20 * * *"
   push:
     branches:
       - main

.github/workflows/build_and_deploy_staging.yml

@@ -0,0 +1,50 @@
+name: Gatsby Build and Deploy to gh-pages branch
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 40 * * *"
+  push:
+    branches:
+      - staging
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      # Checkout the repository
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      # Set up Node.js for the Gatsby build
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      # Cache dependencies to speed up builds
+      - name: Cache Node modules
+        uses: actions/cache@v3
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+
+      # Install dependencies and build the Gatsby site
+      - name: Install dependencies and build site
+        run: |
+          npm ci
+          npm run build
+
+      # Deploy the built Gatsby site to GitHub Pages
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          publish_dir: ./public  # Gatsby builds the site in the 'public' folder
+          github_token: ${{ secrets.GITHUB_TOKEN }}  # Verwende den PAT Token für das Deployment
+          force_orphan: true
+          user_name: 'github-actions[bot]'
+          user_email: 'github-actions[bot]@users.noreply.github.com'
+          commit_message: 'Deploy Gatsby site'
+          publish_branch: gh-pages-staging

.github/workflows/build_only.yml

@@ -0,0 +1,40 @@
+name: Gatsby Build and Deploy to gh-pages branch
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "1 10 * * *"
+  push:
+    branches-ignore:
+      - main
+      - staging
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      # Checkout the repository
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      # Set up Node.js for the Gatsby build
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      # Cache dependencies to speed up builds
+      - name: Cache Node modules
+        uses: actions/cache@v3
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+
+      # Install dependencies and build the Gatsby site
+      - name: Install dependencies and build site
+        run: |
+          npm ci
+          npm run build
+