Added step to create header image

.forgejo/workflows/publish.yaml

@@ -12,10 +12,21 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version: 21.1
+      - name: Setup Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: 1.24
       - name: Installing Netlify
         run: |
           npm install
           npm install netlify-cli -g
+      - name: Building Site
+        run: |
+          mkdir -p build
+          cp -r site/* build/.
+      - name: Building Header Image
+        run: |
+          go run ./cmd/header-image -d build
       - name: Deploying Site
         run: |          
-          netlify deploy --dir site --prod
+          netlify deploy --dir build --prod