update action

Author: Jacobinwwey

.github/workflows/migration-gates.yml

@@ -44,7 +44,21 @@ jobs:
 
       - name: Setup Rust toolchain
         if: matrix.suite == 'tauri-rust-suite'
-        uses: dtolnay/rust-toolchain@stable
+        shell: pwsh
+        run: |
+          if (-not (Get-Command rustup -ErrorAction SilentlyContinue)) {
+            Write-Host "rustup not found on runner, bootstrapping rustup-init..."
+            Invoke-WebRequest -Uri "https://win.rustup.rs/x86_64" -OutFile "rustup-init.exe"
+            .\rustup-init.exe -y --profile minimal --default-toolchain stable
+            "$env:USERPROFILE\.cargo\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+            $env:Path += ";$env:USERPROFILE\.cargo\bin"
+          }
+
+          rustup set profile minimal
+          rustup toolchain install stable --profile minimal --no-self-update
+          rustup default stable
+          rustc --version
+          cargo --version
 
       - name: Run gate
         run: ${{ matrix.command }}