fix(ci): embed manifest in Windows integration tests

- Embed Common Controls v6 in integration-test binaries using Tauri's mock runtime.
- Keep the packaged app manifest owned by tauri-build.
- Refs #44

src-tauri/build.rs

@@ -1,3 +1,18 @@
 fn main() {
-    tauri_build::build()
+    tauri_build::build();
+
+    #[cfg(target_os = "windows")]
+    embed_manifest_for_integration_tests();
+}
+
+#[cfg(target_os = "windows")]
+fn embed_manifest_for_integration_tests() {
+    let manifest = std::path::Path::new(&std::env::var("CARGO_MANIFEST_DIR").unwrap())
+        .join("tests/comctl-v6.xml");
+    println!("cargo:rerun-if-changed={}", manifest.display());
+    println!("cargo:rustc-link-arg-tests=/MANIFEST:EMBED");
+    println!(
+        "cargo:rustc-link-arg-tests=/MANIFESTINPUT:{}",
+        manifest.display()
+    );
 }

src-tauri/tests/comctl-v6.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+  <dependency>
+    <dependentAssembly>
+      <assemblyIdentity
+        type="win32"
+        name="Microsoft.Windows.Common-Controls"
+        version="6.0.0.0"
+        processorArchitecture="*"
+        publicKeyToken="6595b64144ccf1df"
+        language="*" />
+    </dependentAssembly>
+  </dependency>
+</assembly>