Update pull_request.yml

Author: MaxDesiatov

.github/workflows/pull_request.yml

@@ -23,6 +23,15 @@ jobs:
       enable_windows_checks: false
       swift_flags: --package-path AudioWorkstation/ServerHost
 
+  webgpu-demo:
+    name: Build WebGPU Demo
+    uses: MaxDesiatov/github-workflows/.github/workflows/swift_package_test.yml@patch-1
+    with:
+      enable_embedded_wasm_sdk_build: true
+      enable_linux_checks: false
+      enable_windows_checks: false
+      swift_flags: --package-path WebGPUDemo
+
   soundness:
     name: Soundness
     uses: swiftlang/github-workflows/.github/workflows/soundness.yml@main