add log and use error! in Drop of Handle to let users choose if they want to care about failed CloseHandle

Cargo.toml

@@ -10,6 +10,7 @@ keywords = ["memory", "game", "hacking", "process"]
 
 [dependencies]
 derive_more = { version = "1.0.0", features = ["display"] }
+log = "0.4.22"
 thiserror = "2.0.9"
 
 [dependencies.windows]

src/process/handle.rs

@@ -21,15 +21,13 @@ impl Deref for Handle {
 
 impl Drop for Handle {
     fn drop(&mut self) {
-        if self.0 != INVALID_HANDLE_VALUE {
         unsafe {
             if let Err(why) = CloseHandle(**self) {
-                    eprintln!("failed to close handle: {why}");
+                log::error!("failed to close handle: {why}");
             };
         }
     }
 }
-}
 
 impl Handle {
     pub fn from_pid(pid: u32) -> Result<Self, crate::Error> {