POST http://127.0.0.1:8787/api/kv/key HTTP/1.1 Content-Type: application/json
{"value": "b"}
### GET http://127.0.0.1:8787/api/kv/key HTTP/1.1 Authorization: Bearer eyJhbGciOiJIUzI1NiJ9.eyJleHAiOjE2NDU5MjkyNDksImlhdCI6MTY0NTMyNDQ0OX0.-ZrhBubJgawiNrj8JTX-MGhZZmIfhXUjaYOZ61MMgsQ
### DELETE http://127.0.0.1:8787/api/kv/key HTTP/1.1
### POST http://127.0.0.1:8787/api/auth HTTP/1.1 Content-Type: application/json
{"password": "114514"}