docs(api): defined some endpoints

docs/README.md

@@ -19,7 +19,7 @@ __(ND)__ -> Not designed yet.
     - [ ] `/followers`
     - [ ] `/deactivate`
     - [ ] `/activate`
-- `/user/`
+- `/user`
     - [X] `/info`
     - [ ] `/follow`
     - [ ] `/follows`
@@ -45,6 +45,8 @@ __(ND)__ -> Not designed yet.
         - [ ] `/list`
         - [ ] `/fetch/{id}`
         - [ ] `/create`
+    - [ ] `/servers` (ND)
+    - [ ] `/overview` (ND)
 
 ## Examples