SignsofAI/.github/workflows/deploy-pages.yml at main · peopleworks/SignsofAI · GitHub

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# Alternative to Azure Static Web Apps: publish the WASM app to GitHub Pages.
# Enable Pages in repo Settings → Pages → Source: "GitHub Actions", then this runs on push to main.
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: true

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7

      - name: Setup .NET
        uses: actions/setup-dotnet@v6
        with:
          dotnet-version: "10.0.x"

      - name: Publish
        run: dotnet publish src/SignsOfAI.Web -c Release -o publish

      # The Word task pane is its own WebAssembly app and ships under /word/. Office loads a task
      # pane by URL, so an add-in whose SourceLocation 404s does not fail quietly: Word says "this
      # add-in may not load properly" and the pane shows whatever the fallback served. That is
      # exactly what happened the first time the manifest was sideloaded, because this step did not
      # exist yet and Pages answered the pane's URL with the web app's SPA fallback.
      - name: Publish the Word task pane
        run: dotnet publish src/SignsOfAI.Word -c Release -o publish-word

      # Project sites live at /<repo>/, so rewrite the base href from "/" to "/<repo>/".
      - name: Rewrite base href
        run: |
          sed -i 's|<base href="/" />|<base href="/${{ github.event.repository.name }}/" />|g' publish/wwwroot/index.html
          sed -i 's|<base href="/" />|<base href="/${{ github.event.repository.name }}/word/" />|g' publish-word/wwwroot/index.html

      # SPA deep links (e.g. /catalog) 404 on Pages without a fallback — serve index.html as 404.
      - name: SPA fallback
        run: cp publish/wwwroot/index.html publish/wwwroot/404.html

      - name: Place the task pane under /word/
        run: cp -r publish-word/wwwroot publish/wwwroot/word

      # The pane is loaded by URL from inside Word, where a 404 shows as an add-in error rather than
      # a missing page. Fail the deploy here instead of finding out in Word.
      - name: The task pane's own entry point exists
        run: |
          test -f publish/wwwroot/word/index.html
          grep -q 'base href="/${{ github.event.repository.name }}/word/"' publish/wwwroot/word/index.html
          grep -q '_framework/blazor.webassembly\.' publish/wwwroot/word/index.html
          echo "word/index.html is in the artifact, with its own base href and a real bootstrap name."

      - uses: actions/upload-pages-artifact@v5
        with:
          path: publish/wwwroot

  deploy:
    needs: build
    runs-on: ubuntu-latest
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - id: deployment
        uses: actions/deploy-pages@v5