feat: add custom erorr

src/git.rs

@@ -82,7 +82,7 @@ pub fn get_git_hash() -> Option<String> {
                 warn!("Error in get utf8 git rev-parse HEAD: {}", e);
                 None
             },
-            Ok(stdout) => Some(stdout),
+            Ok(stdout) => Some(stdout.trim().into()),
         }
     }
 }