Added:

- `sharedlib` build kind (shared library output)
- ASM projects (`build.language = "asm"`)
- NASM and GAS backends
- `build.platform` architecture hint for `-march` / `/arch`
- Basic CLI integration tests

src/cli/run.rs

@@ -51,8 +51,9 @@ pub fn run(args: &[String]) -> i32 {
         }
     }
 
-    if build_kind.trim() == "staticlib" {
-        error("Cannot run static library");
+    let kind = build_kind.trim();
+    if kind == "staticlib" || kind == "sharedlib" {
+        error("Cannot run library build");
         return 1;
     }
     let build_status = build(args);