Add icon and metadata to Windows output exe

Cargo.toml

@@ -2,12 +2,17 @@
 name = "heartsock-server"
 version = "0.1.0"
 edition = "2021"
+build = "build.rs"
 
 [features]
 default = ["mdns-sd"]
 mdns-sd = ["dep:mdns-sd"]
 simple-mdns = ["dep:simple-mdns"]
 
+[package.metadata.winres]
+FileDescription = "Heartsock relay server for integration with the watch app and games/applications"
+ProductName = "Heartsock Server"
+
 [dependencies]
 async-trait = "0.1"
 tracing = "0.1"
@@ -22,6 +27,9 @@ mdns-sd = { version = "0.7", optional = true }
 simple-mdns = { version = "0.4", features = ["async-tokio"], optional = true }
 cfg-if = "1"
 
+[target.'cfg(windows)'.build-dependencies]
+winres = "0.1"
+
 [profile.release]
 lto = "thin"
 codegen-units = 1

build.rs

@@ -0,0 +1,14 @@
+#[cfg(windows)]
+extern crate winres;
+
+#[cfg(windows)]
+fn main() {
+	let mut res = winres::WindowsResource::new();
+	res.set_icon("windows-icon.ico");
+	res.compile().unwrap();
+}
+
+#[cfg(unix)]
+fn main() {
+	// Nothing special to do here for the time being
+}