[KAN-000] 유저 삭제 API

src/main/kotlin/com/restaurant/be/user/domain/entity/User.kt

@@ -45,4 +45,9 @@ class User(
         this.nickname = request.nickname
         this.profileImageUrl = request.profileImageUrl
     }
+
+    fun delete() {
+        this.withdrawal = true
+        this.email = ""
+    }
 }

src/main/kotlin/com/restaurant/be/user/domain/service/DeleteUserService.kt

@@ -0,0 +1,19 @@
+package com.restaurant.be.user.domain.service
+
+import com.restaurant.be.common.exception.NotFoundUserException
+import com.restaurant.be.user.repository.UserRepository
+import org.springframework.stereotype.Service
+import org.springframework.transaction.annotation.Transactional
+
+@Service
+class DeleteUserService(
+    private val userRepository: UserRepository
+) {
+    @Transactional
+    fun deleteUser(email: String) {
+        val user = userRepository.findByEmail(email) ?: throw NotFoundUserException()
+
+        user.delete()
+        userRepository.save(user)
+    }
+}

src/main/kotlin/com/restaurant/be/user/presentation/controller/DeleteUserController.kt

@@ -0,0 +1,32 @@
+package com.restaurant.be.user.presentation.controller
+
+import com.restaurant.be.common.response.CommonResponse
+import com.restaurant.be.user.domain.service.DeleteUserService
+import io.swagger.annotations.Api
+import io.swagger.annotations.ApiOperation
+import io.swagger.v3.oas.annotations.responses.ApiResponse
+import org.springframework.security.access.prepost.PreAuthorize
+import org.springframework.web.bind.annotation.DeleteMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+import java.security.Principal
+
+@Api(tags = ["01. User Info"], description = "유저 서비스")
+@RestController
+@RequestMapping("/v1/users")
+class DeleteUserController(
+    private val deleteUserService: DeleteUserService
+) {
+
+    @DeleteMapping
+    @PreAuthorize("hasRole('USER')")
+    @ApiOperation(value = "유저 삭제 API")
+    @ApiResponse(
+        responseCode = "200",
+        description = "성공"
+    )
+    fun deleteUser(principal: Principal): CommonResponse<Void> {
+        deleteUserService.deleteUser(principal.name)
+        return CommonResponse.success()
+    }
+}