Add GitHub Actions workflow for deploying to Pages

Author: MrAlders0n

.github/workflows/deploy.yml

@@ -0,0 +1,42 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+    branches:  [main]
+  workflow_dispatch: 
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency: 
+  group: "pages"
+  cancel-in-progress: false
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    environment:
+      name:  github-pages
+      url: ${{ steps.deployment.outputs. page_url }}
+    steps:
+      - uses: actions/checkout@v4
+      
+      - uses: subosito/flutter-action@v2
+        with: 
+          flutter-version: '3.2.0'
+          channel: 'stable'
+      
+      - run: flutter pub get
+      - run: flutter build web --release --base-href "/MeshMapper_Flutter_App/"
+      
+      - uses: actions/configure-pages@v4
+      
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: build/web
+      
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4