chore: Initial clean commit

- Removed YuMi/Library/ (138 MB, not tracked)
- Removed YuMi/Resources/ (23 MB, not tracked)
- Removed old version assets (566 files, not tracked)
- Excluded Pods/, xcuserdata/ and other build artifacts
- Clean repository optimized for company server deployment

YuMi/Tools/Timestamp/Timestamp.h

@@ -0,0 +1,20 @@
+//
+//  Timestamp.h
+//  YUMI
+//
+//  Created by YUMI on 2022/1/12.
+//
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface Timestamp : NSObject
+/// 获取当前的时间戳
+/// @param succes 成功
+/// @param failure 失败
++ (void)getInternetDateWithSuccess:(void(^)(NSTimeInterval timeInterval))succes
+						   failure:(void(^)(NSError *error))failure;
+@end
+
+NS_ASSUME_NONNULL_END