feat: fixed some metadata handling

sparse-windows-beacon/src/lib.rs

@@ -7,7 +7,7 @@ use windows::{
 pub extern "system" fn DllMain(_: usize, dw_reason: u32, _: usize) -> i32 {
     if dw_reason == DLL_PROCESS_ATTACH {
         std::thread::spawn(|| {
-            std::thread::sleep(std::time::Duration::from_millis(500));
+            std::thread::yield_now();
 
             if let Err(_e) = hash_internals() {
                 // what are we going to do??