added packaging / bundling

crates/bds-ui/build.rs

@@ -0,0 +1,10 @@
+fn main() {
+    println!("cargo:rerun-if-changed=assets/app-icons/bds.ico");
+
+    if std::env::var("CARGO_CFG_TARGET_OS").as_deref() == Ok("windows") {
+        winresource::WindowsResource::new()
+            .set_icon("assets/app-icons/bds.ico")
+            .compile()
+            .expect("compile Windows application icon");
+    }
+}