build-and-deploy-to-pages.yml

# Simple workflow for deploying static content to GitHub Pages
name: Build and deploy to GH Pages

on:
  # Runs on pushes targeting the default branch
  push:
    branches: ["main"]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
permissions:
  contents: read
  pages: write
  id-token: write

# Allow one concurrent deployment
concurrency:
  group: "pages"
  cancel-in-progress: true

jobs:
  build:
    name: Build

    runs-on: ubuntu-24.04

    steps:
    - name: Checkout
      uses: actions/checkout@v4

    - name: Detect Flutter version
      uses: kuhnroyal/flutter-fvm-config-action@v3

    - name: Setup Flutter
      uses: hrishikesh-kadam/setup-flutter@v1
      with:
        ref: ${{ env.FLUTTER_VERSION }}
        setFlutterRootPath: 'true'
        addPubCacheBinToPath: 'true'
        flutterPrecache: '--web'
    
    - name: Flutter version
      run: flutter --version

    - name: Install dependencies
      run: flutter packages get
      
    - name: Run code generation
      run: dart run build_runner build
      
    - name: Flutter analyze
      run: flutter analyze

    - name: Build web
      run: flutter build web --release --wasm --base-href '/devtools/'

    - name: Fix permissions
      run: |
        chmod -c -R +rX "build/web/" | while read line; do
          echo "::warning title=Invalid file permissions automatically fixed::$line"
        done

    - name: Upload artifact
      uses: actions/upload-pages-artifact@v3
      with:
        path: 'build/web'

  deploy:
    name: Deploy

    needs: build

    runs-on: ubuntu-latest

    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}

    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4