add torrent upload(finished) and tracker announce(unimplemnt)

Change-Id: I017c03df2bc1c40c4a080837821d56dfe58d6eb6
diff --git a/src/main/java/com/example/g8backend/entity/User.java b/src/main/java/com/example/g8backend/entity/User.java
index 8e28628..7ba8e03 100644
--- a/src/main/java/com/example/g8backend/entity/User.java
+++ b/src/main/java/com/example/g8backend/entity/User.java
@@ -11,6 +11,7 @@
     @TableId(type = IdType.AUTO)
     private Long userId;
 
+    private String passkey;
     private String password;
     private String userName;
     private String email;