feat: implement user APIs

docker-compose.yml

package-lock.json

package.json

webapp/backend/apiserver/app.js

webapp/backend/apiserver/controllers/userController.js

webapp/backend/apiserver/models/Profile.js

webapp/backend/apiserver/models/User.js

webapp/backend/apiserver/package-lock.json

webapp/backend/apiserver/package.json

webapp/backend/apiserver/routes/user.js

webapp/backend/apiserver/services/userService.js

webapp/backend/config/account.js

webapp/backend/ddl/create-tables.sql