修复丢失的api；重新规划api结构

app/api/v1/endpoints/users.py

@@ -18,20 +18,4 @@ async def fastapi_get_user(network: str, user_name: str) -> dict[Any, Any]:
 
 @router.get("/getallusers/")
 async def fastapi_get_all_users(network: str) -> list[dict[Any, Any]]:
-    return get_all_users(network)
-
-############################################################
-# scheme 40
-############################################################
-
-@router.get("/getschemeschema/")
-async def fastapi_get_scheme_schema(network: str) -> dict[str, dict[Any, Any]]:
-    return get_scheme_schema(network)
-
-@router.get("/getscheme/")
-async def fastapi_get_scheme(network: str, schema_name: str) -> dict[Any, Any]:
-    return get_scheme(network, schema_name)
-
-@router.get("/getallschemes/")
-async def fastapi_get_all_schemes(network: str) -> list[dict[Any, Any]]:
-    return get_all_schemes(network)
+    return get_all_users(network)