note.txt

# UI
- Chinh ttin ng dung
- Xoa typing msg screen
- Nhap port, addr in login
- Xoa timestamp moi nhat chat scr
- Nut bam len, xuong trong msg screen. Gioi ham 12 msg
- File de sau khi lam msg
- Gioi han do dai.
  - All: 64
  - Message: -12 + 8192 -64 -1
  - List:   Server lam
    + limit: 
    + offset:
  - Search chat: create chat or go to chat btn
- Nhom:
  + Them ng vao nhom: Admin, JOIN request: them member_id
  + Search ng dung va them vao nhom
  + Admin: Drop nhom
  + Mem: Leave 
- Doi mk: de sau
- Token:
  + OP: Doc, ghi, xoa
- Timeout: de sau
- Logout
  + Server chi ngat ket noi
  + Client phai xoa token da luu
- Them nut gui file

# code C
- Lay file response, request, string, sll, jval
  De cung cau truc thu muc

# Deadline
- Chinh:  
    13/1 23h59 res, req
    14/1 server compile OK

- Ha:
    17/1 23h59: hoan thanh code client C, thong bao neu co failed, test naive
    
- useDebounce()

React Query
useQuery(['get-book'], QueryFn);
useMutation(
  mutationFn,
  qyeryClient.invalidateCache(["get-book"])
);