Quote VS Code Dosh proxy commands on Windows

tests/release_scripts.rs

@@ -82,6 +82,10 @@ fn release_gates_test_all_targets() {
         macos_client.contains("run: cargo test --all-targets"),
         "macOS CI must run Rust tests, not only release packaging"
     );
+    assert!(
+        macos_client.contains("run: node --test vscode-extension/extension.test.js"),
+        "macOS CI must exercise VS Code helper quoting"
+    );
     let windows_client = ci
         .split("windows-client:")
         .nth(1)
@@ -100,6 +104,10 @@ fn release_gates_test_all_targets() {
         windows_client.contains("run: cargo test --all-targets"),
         "Windows CI must run Rust tests, not only build/package"
     );
+    assert!(
+        windows_client.contains("run: node --test vscode-extension/extension.test.js"),
+        "Windows CI must exercise VS Code helper quoting"
+    );
 }
 
 #[test]