chore: update docs

readme.md

@@ -100,7 +100,7 @@ You can check [docs/openapi.yml](./docs/openapi.yaml) for detail API, furthermor
 API using [openapi-generator](https://openapi-generator.tech/#try)
 
 | Feature | Menu                         | Method | URL                         | 
-|---------|--------------------------------|--------|-----------------------------|
+|---------|------------------------------|--------|-----------------------------|
 | ✅       | Login                        | GET    | /app/login                  |
 | ✅       | Logout                       | GET    | /app/logout                 |  
 | ✅       | Reconnect                    | GET    | /app/reconnect              | 
@@ -123,9 +123,10 @@ API using [openapi-generator](https://openapi-generator.tech/#try)
 | ✅       | Join Group With Link         | POST   | /group/join-with-link       |
 | ✅       | Leave Group                  | POST   | /group/leave                |
 | ✅       | Create Group                 | POST   | /group                      |
-| ✅       | Add More Participants in Group | POST   | /group/participants         |
-| ❌       | Remove Participant in Group    | POST   |                             |
-| ❌       | Promote Participant in Group   | POST   |                             |
+| ✅       | Add Participants in Group    | POST   | /group/participants         |
+| ❌       | Remove Participant in Group  | DELETE | /group/participants         |
+| ❌       | Promote Participant in Group | POST   | /group/promote-participants |
+| ❌       | Demote Participant in Group  | POST   | /group/demote-participants  |
 
 ```
 ✅ = Available