CI/CD: deploying to github pages

.github/workflows/haskell.yaml

@@ -8,6 +8,8 @@ on:
 
 permissions:
   contents: read
+  pages: write
+  id-token: write
 
 jobs:
   build:
@@ -36,4 +38,27 @@ jobs:
     
     - name: Building wasm
       run: |
-           wasm32-wasi-cabal build sql2er-wasm -f build-sql2er-wasm
+           wasm32-wasi-cabal build sql2er-wasm -f build-sql2er-wasm
+    
+    - name: Copy binary and index.html
+      run: |
+            mkdir -p artifact_dir
+            cp dist-newstyle/build/wasm32-wasi/ghc-9.8.3.20241108/sql2er-0.1.0.1/x/sql2er-wasm/opt/build/sql2er-wasm/sql2er-wasm.wasm artifact_dir/
+            cp index.html artifact_dir/
+
+    - name: Upload static files as artifact
+      id: deployment
+      uses: actions/upload-pages-artifact@v3
+      with:
+        path: artifact_dir/
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4