ghaction-BlazorWebAssemblyFileHashFixer

GitHub Action to fix the sha256 file-hashes in:

• blazor.boot.json
• service-worker-assets.js

Why

In case you deploy your Blazor WebAssembly application on GitHub Pages and do one the modifications below:

• SteveSandersonMS/ghaction-rewrite-base-href
• show-a-loading-progress-indicator-for-a-blazor-webassembly-application

The index.html and/or .js files are modified. And when running the Blazor WebAssembly using a service-worker, you can get this error in the console:

Failed to find a valid digest in the 'integrity' attribute for resource 'https://stefh.github.io/xxx/index.html' with computed SHA-256 integrity '/C6AMmjXzNTqgqy8YOF4zcMbioqALgdg/bbhWojItcw='. The resource has been blocked.
Unknown error occurred while trying to verify integrity.
service-worker.js:1 Uncaught (in promise) TypeError: Failed to fetch

Solution

Use this GitHub Action to fix the SHA56 hashes in the blazor.boot.json and service-worker-assets.js files.

Usage

Inputs

wwwroot-path

Required The path to the wwwroot folder. Default this is ..

Example

- name: BlazorWebAssemblyFileHashFixer
  uses: stefh/ghaction-BlazorWebAssemblyFileHashFixer@v1
  with:
    wwwroot-path: ${{ env.PUBLISH_DIR }}