Specify Bun URL for GH Action

Due to oven-sh/setup-bun#82, the default URL isn't working so I'm setting the download URL to point to GH releases.

.github/workflows/main.yml

@@ -12,6 +12,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: oven-sh/setup-bun@v1
+        with:
+          bun-download-url: "https://github.com/oven-sh/bun/releases/latest/download/bun-${{runner.os == 'macOS' && 'darwin' || runner.os}}-${{ runner.arch == 'X64' && 'x64' || 'arm64' }}.zip"
       - name: Deploy
         uses: cloudflare/wrangler-action@v3
         with: