CI: Add publish step for demo (#74)

Author: jordond

.github/workflows/publish.yml

@@ -71,22 +71,12 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: setup-java
+      - name: Setup Java
         uses: actions/setup-java@v4
         with:
           java-version: 17
           distribution: adopt
 
-      - name: Cache Gradle
-        uses: actions/cache@v3
-        with:
-          path: |
-            ~/.gradle/caches
-            ~/.gradle/wrapper
-          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
-          restore-keys: |
-            ${{ runner.os }}-gradle-
-
       - name: Gradle Wrapper Validation
         uses: gradle/wrapper-validation-action@v1
 
@@ -98,4 +88,38 @@ jobs:
       - name: Deploy
         uses: JamesIves/github-pages-deploy-action@v4
         with:
-          folder: dokka/
+          folder: dokka/
+
+  demo:
+    name: "Publish Demo"
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      deployments: write
+    needs: release
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Java
+        uses: actions/setup-java@v4
+        with:
+          java-version: 17
+          distribution: adopt
+
+      - name: Gradle Wrapper Validation
+        uses: gradle/wrapper-validation-action@v1
+
+      - name: Build Production browser demo
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: :demo:composeApp:jsBrowserProductionWebpack
+
+      - name: Publish to Cloudflare Pages
+        uses: cloudflare/pages-action@v1
+        with:
+          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
+          projectName: kmpalette-demo
+          directory: demo/composeApp/build/dist/js/productionExecutable
+          gitHubToken: ${{ secrets.GITHUB_TOKEN }}