diff --git a/SweetChatService/Controllers/UserController.cs b/SweetChatService/Controllers/UserController.cs
new file mode 100644
index 0000000..aa98ad9
--- /dev/null
+++ b/SweetChatService/Controllers/UserController.cs
@@ -0,0 +1,25 @@
+using Microsoft.AspNetCore.Mvc;
+using SweetChatService.Dto;
+using SweetChatService.Entity;
+using SweetChatService.Services;
+
+namespace SweetChatService.Controllers
+{
+    [ApiController]
+    [Route("api/[controller]")]
+    public class UserController : ControllerBase
+    {
+        private readonly UserService _userService;
+
+        public UserController(UserService userService)
+        {
+            _userService = userService;
+        }
+
+        [HttpGet("friend/{userId}")]
+        public IActionResult QueryFriendByUserId(long userId)
+        {
+            return Ok(_userService.QueryUserFriends(userId));
+        }
+    }
+}
diff --git a/SweetChatService/Entity/Friend.cs b/SweetChatService/Entity/Friend.cs
new file mode 100644
index 0000000..66e7f2a
--- /dev/null
+++ b/SweetChatService/Entity/Friend.cs
@@ -0,0 +1,30 @@
+using FreeSql.DataAnnotations;
+
+namespace SweetChatService.Entity
+{
+    [Table(Name = "friend")]
+    [Index("uk_user_friend", "UserId,FriendId", true)]
+    public class Friend
+    {
+        [Column(Name = "id", IsPrimary = true, IsIdentity = true)]
+        public long Id { get; set; }
+
+        [Column(Name = "user_id")]
+        public long UserId { get; set; }
+
+        [Column(Name = "friend_id")]
+        public long FriendId { get; set; }
+
+        [Column(Name = "remark", StringLength = 64)]
+        public string? Remark { get; set; }
+
+        [Column(Name = "status")]
+        public byte Status { get; set; } = 1;
+
+        [Column(Name = "created_time", ServerTime = DateTimeKind.Local, CanInsert = true, CanUpdate = false)]
+        public DateTime? CreatedTime { get; set; }
+
+        [Column(Name = "update_time", ServerTime = DateTimeKind.Local)]
+        public DateTime UpdateTime { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/SweetChatService/Entity/User.cs b/SweetChatService/Entity/User.cs
index 5d39689..57d99c7 100644
--- a/SweetChatService/Entity/User.cs
+++ b/SweetChatService/Entity/User.cs
@@ -20,7 +20,7 @@ namespace SweetChatService.Entity
         [Column(Name = "gender")]
         public byte Gender { get; set; } = 0;
 
-        [Column(Name = "create_time", ServerTime = DateTimeKind.Local, CanUpdate = false)]
+        [Column(Name = "create_time", ServerTime = DateTimeKind.Local, CanInsert = true, CanUpdate = false)]
         public DateTime CreateTime { get; set; }
 
         [Column(Name = "update_time", ServerTime = DateTimeKind.Local)]
diff --git a/SweetChatService/Program.cs b/SweetChatService/Program.cs
index b074071..82e1cb8 100644
--- a/SweetChatService/Program.cs
+++ b/SweetChatService/Program.cs
@@ -1,14 +1,9 @@
-using Microsoft.AspNetCore.Hosting;
-using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
-using NLog.Extensions.Hosting;
+using NLog.Extensions.Hosting;
 using SuperSocket.Server.Host;
 using SuperSocket.WebSocket.Server;
 using SweetChatService.Config;
 using SweetChatService.Handlers;
 using SweetChatService.Services;
-using System.IO;
 
 var host = Host.CreateDefaultBuilder(args)
     .ConfigureWebHostDefaults(webBuilder =>
diff --git a/SweetChatService/Properties/launchSettings.json b/SweetChatService/Properties/launchSettings.json
index 3fc5a9b..0648ee6 100644
--- a/SweetChatService/Properties/launchSettings.json
+++ b/SweetChatService/Properties/launchSettings.json
@@ -6,7 +6,7 @@
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       },
-      "applicationUrl": "https://localhost:2835;http://localhost:2836"
+      "applicationUrl": "https://0.0.0.0:2835;http://0.0.0.0:2836"
     }
   }
 }
\ No newline at end of file
diff --git a/SweetChatService/Services/UserService.cs b/SweetChatService/Services/UserService.cs
index 1cffa95..dcfc2b9 100644
--- a/SweetChatService/Services/UserService.cs
+++ b/SweetChatService/Services/UserService.cs
@@ -14,5 +14,13 @@ namespace SweetChatService.Services
                         .Where(u => u.Nickname == username)
                         .First();
         }
+
+        public List<User> QueryUserFriends(long userId)
+        {
+            return _fsql.Select<User, Friend>()
+                .InnerJoin((u, f) => u.Id == f.FriendId)
+                .Where((u, f) => f.UserId == userId && f.Status == 1)
+                .ToList((u, f) => u);
+        }
     }
 }
diff --git a/SweetChatService/appsettings.json b/SweetChatService/appsettings.json
index 38e2d10..011ef2f 100644
--- a/SweetChatService/appsettings.json
+++ b/SweetChatService/appsettings.json
@@ -1,6 +1,6 @@
 {
   "ConnectionStrings": {
-    "Default": "Server=localhost;Port=3306;Database=sweet_chat;Uid=root;Pwd=estun@medical;Charset=utf8mb4;"
+    "Default": "Server=localhost;Port=3306;Database=sweet_chat;Uid=root;Pwd=123456;Charset=utf8mb4;"
   },
   "serverOptions": {
     "WebSocketServer": {
diff --git a/SweetChatService/sweet_chat.sql b/SweetChatService/sweet_chat.sql
index eac411a..c2454eb 100644
--- a/SweetChatService/sweet_chat.sql
+++ b/SweetChatService/sweet_chat.sql
@@ -1,141 +1,123 @@
--- MySQL dump 10.13  Distrib 8.0.27, for Win64 (x86_64)
---
--- Host: 127.0.0.1    Database: sweet_chat
--- ------------------------------------------------------
--- Server version	8.0.27
+/*
+ Navicat Premium Data Transfer
 
-/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
-/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
-/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
-/*!50503 SET NAMES utf8 */;
-/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
-/*!40103 SET TIME_ZONE='+00:00' */;
-/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
-/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
-/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
-/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+ Source Server         : localhost
+ Source Server Type    : MySQL
+ Source Server Version : 80027
+ Source Host           : localhost:3306
+ Source Schema         : sweet_chat
 
---
--- Table structure for table `conversation`
---
+ Target Server Type    : MySQL
+ Target Server Version : 80027
+ File Encoding         : 65001
 
+ Date: 17/06/2026 23:41:13
+*/
+
+SET NAMES utf8mb4;
+SET FOREIGN_KEY_CHECKS = 0;
+
+-- ----------------------------
+-- Table structure for conversation
+-- ----------------------------
 DROP TABLE IF EXISTS `conversation`;
-/*!40101 SET @saved_cs_client     = @@character_set_client */;
-/*!50503 SET character_set_client = utf8mb4 */;
-CREATE TABLE `conversation` (
+CREATE TABLE `conversation`  (
   `id` bigint NOT NULL AUTO_INCREMENT COMMENT '会话ID',
   `type` tinyint NOT NULL COMMENT '1单聊 2群聊',
-  `last_msg_id` bigint DEFAULT '0' COMMENT '最后一条消息ID',
+  `last_msg_id` bigint NULL DEFAULT 0 COMMENT '最后一条消息ID',
   `create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
   `update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
-  PRIMARY KEY (`id`)
-) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='会话表';
-/*!40101 SET character_set_client = @saved_cs_client */;
+  PRIMARY KEY (`id`) USING BTREE
+) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci COMMENT = '会话表' ROW_FORMAT = Dynamic;
 
---
--- Dumping data for table `conversation`
---
-
-LOCK TABLES `conversation` WRITE;
-/*!40000 ALTER TABLE `conversation` DISABLE KEYS */;
-INSERT INTO `conversation` VALUES (1,1,2,'2026-06-17 13:45:29','2026-06-17 13:50:21');
-/*!40000 ALTER TABLE `conversation` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Table structure for table `conversation_member`
---
+-- ----------------------------
+-- Records of conversation
+-- ----------------------------
+INSERT INTO `conversation` VALUES (1, 1, 2, '2026-06-17 13:45:29', '2026-06-17 13:50:21');
 
+-- ----------------------------
+-- Table structure for conversation_member
+-- ----------------------------
 DROP TABLE IF EXISTS `conversation_member`;
-/*!40101 SET @saved_cs_client     = @@character_set_client */;
-/*!50503 SET character_set_client = utf8mb4 */;
-CREATE TABLE `conversation_member` (
+CREATE TABLE `conversation_member`  (
   `conversation_id` bigint NOT NULL COMMENT '会话ID',
   `user_id` bigint NOT NULL COMMENT '用户ID',
-  `unread_count` int DEFAULT '0' COMMENT '未读消息数',
-  `last_read_msg_id` bigint DEFAULT '0' COMMENT '已读到最后一条消息ID',
+  `unread_count` int NULL DEFAULT 0 COMMENT '未读消息数',
+  `last_read_msg_id` bigint NULL DEFAULT 0 COMMENT '已读到最后一条消息ID',
   `create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
   `update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
-  PRIMARY KEY (`conversation_id`,`user_id`)
-) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='会话成员表';
-/*!40101 SET character_set_client = @saved_cs_client */;
+  PRIMARY KEY (`conversation_id`, `user_id`) USING BTREE
+) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci COMMENT = '会话成员表' ROW_FORMAT = Dynamic;
 
---
--- Dumping data for table `conversation_member`
---
+-- ----------------------------
+-- Records of conversation_member
+-- ----------------------------
+INSERT INTO `conversation_member` VALUES (1, 1, 1, 0, '2026-06-17 13:46:18', '2026-06-17 13:50:36');
+INSERT INTO `conversation_member` VALUES (1, 2, 1, 0, '2026-06-17 13:46:18', '2026-06-17 13:47:27');
 
-LOCK TABLES `conversation_member` WRITE;
-/*!40000 ALTER TABLE `conversation_member` DISABLE KEYS */;
-INSERT INTO `conversation_member` VALUES (1,1,1,0,'2026-06-17 13:46:18','2026-06-17 13:50:36'),(1,2,1,0,'2026-06-17 13:46:18','2026-06-17 13:47:27');
-/*!40000 ALTER TABLE `conversation_member` ENABLE KEYS */;
-UNLOCK TABLES;
+-- ----------------------------
+-- Table structure for friend
+-- ----------------------------
+DROP TABLE IF EXISTS `friend`;
+CREATE TABLE `friend`  (
+  `id` bigint UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '自增主键',
+  `user_id` bigint UNSIGNED NOT NULL COMMENT '用户ID（主动方）',
+  `friend_id` bigint UNSIGNED NOT NULL COMMENT '好友用户ID',
+  `remark` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL COMMENT '好友备注名',
+  `status` tinyint NULL DEFAULT 1 COMMENT '0=待验证 1=正常 2=拉黑',
+  `created_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
+  `update_time` datetime NOT NULL COMMENT '更新时间',
+  PRIMARY KEY (`id`) USING BTREE,
+  UNIQUE INDEX `uk_user_friend`(`user_id` ASC, `friend_id` ASC) USING BTREE
+) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_general_ci COMMENT = '好友关系表' ROW_FORMAT = Dynamic;
 
---
--- Table structure for table `message`
---
+-- ----------------------------
+-- Records of friend
+-- ----------------------------
+INSERT INTO `friend` VALUES (1, 1, 2, NULL, 1, '2026-06-17 21:04:33', '2026-06-17 21:12:40');
+INSERT INTO `friend` VALUES (2, 2, 1, NULL, 1, '2026-06-17 21:06:59', '2026-06-17 21:12:43');
 
+-- ----------------------------
+-- Table structure for message
+-- ----------------------------
 DROP TABLE IF EXISTS `message`;
-/*!40101 SET @saved_cs_client     = @@character_set_client */;
-/*!50503 SET character_set_client = utf8mb4 */;
-CREATE TABLE `message` (
+CREATE TABLE `message`  (
   `msg_id` bigint NOT NULL AUTO_INCREMENT COMMENT '消息ID',
   `conversation_id` bigint NOT NULL COMMENT '会话ID',
   `sender_id` bigint NOT NULL COMMENT '发送者ID',
-  `content` text NOT NULL COMMENT '消息内容',
-  `msg_type` tinyint DEFAULT '1' COMMENT '1文本 2图片 3语音',
+  `content` text CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '消息内容',
+  `msg_type` tinyint NULL DEFAULT 1 COMMENT '1文本 2图片 3语音',
   `create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
   `update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
-  PRIMARY KEY (`msg_id`)
-) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='消息表';
-/*!40101 SET character_set_client = @saved_cs_client */;
+  PRIMARY KEY (`msg_id`) USING BTREE
+) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci COMMENT = '消息表' ROW_FORMAT = Dynamic;
 
---
--- Dumping data for table `message`
---
-
-LOCK TABLES `message` WRITE;
-/*!40000 ALTER TABLE `message` DISABLE KEYS */;
-INSERT INTO `message` VALUES (1,1,1,'张三，在吗？',1,'2026-06-17 13:46:35','2026-06-17 13:46:35'),(2,1,2,'在，咋了？',1,'2026-06-17 13:49:48','2026-06-17 13:49:48');
-/*!40000 ALTER TABLE `message` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Table structure for table `user`
---
+-- ----------------------------
+-- Records of message
+-- ----------------------------
+INSERT INTO `message` VALUES (1, 1, 1, '张三，在吗？', 1, '2026-06-17 13:46:35', '2026-06-17 13:46:35');
+INSERT INTO `message` VALUES (2, 1, 2, '在，咋了？', 1, '2026-06-17 13:49:48', '2026-06-17 13:49:48');
 
+-- ----------------------------
+-- Table structure for user
+-- ----------------------------
 DROP TABLE IF EXISTS `user`;
-/*!40101 SET @saved_cs_client     = @@character_set_client */;
-/*!50503 SET character_set_client = utf8mb4 */;
-CREATE TABLE `user` (
+CREATE TABLE `user`  (
   `id` bigint NOT NULL AUTO_INCREMENT COMMENT '用户ID',
-  `phone` varchar(20) NOT NULL COMMENT '手机号',
-  `nickname` varchar(50) NOT NULL COMMENT '昵称',
-  `avatar_url` varchar(255) DEFAULT '' COMMENT '头像',
-  `gender` tinyint DEFAULT '0' COMMENT '0未知 1男 2女',
+  `phone` varchar(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '手机号',
+  `nickname` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '昵称',
+  `avatar_url` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT '' COMMENT '头像',
+  `gender` tinyint NULL DEFAULT 0 COMMENT '0未知 1男 2女',
   `create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
   `update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
-  PRIMARY KEY (`id`),
-  UNIQUE KEY `phone` (`phone`)
-) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='用户表';
-/*!40101 SET character_set_client = @saved_cs_client */;
+  PRIMARY KEY (`id`) USING BTREE,
+  UNIQUE INDEX `phone`(`phone` ASC) USING BTREE
+) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci COMMENT = '用户表' ROW_FORMAT = Dynamic;
 
---
--- Dumping data for table `user`
---
+-- ----------------------------
+-- Records of user
+-- ----------------------------
+INSERT INTO `user` VALUES (1, '13800000001', 'Cxx', 'https://images.xxapi.cn/images/head/7679300522.jpg', 1, '2026-06-17 13:42:21', '2026-06-17 21:30:49');
+INSERT INTO `user` VALUES (2, '13800000002', 'Pjm', 'https://images.xxapi.cn/images/head/5963813620.jpg', 1, '2026-06-17 13:42:21', '2026-06-17 21:30:46');
 
-LOCK TABLES `user` WRITE;
-/*!40000 ALTER TABLE `user` DISABLE KEYS */;
-INSERT INTO `user` VALUES (1,'13800000001','Cxx','',1,'2026-06-17 13:42:21','2026-06-17 13:42:21'),(2,'13800000002','Pjm','',1,'2026-06-17 13:42:21','2026-06-17 18:18:16');
-/*!40000 ALTER TABLE `user` ENABLE KEYS */;
-UNLOCK TABLES;
-/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
-
-/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
-/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
-/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
-/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
-/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
-/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
-/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
-
--- Dump completed on 2026-06-17 19:53:25
+SET FOREIGN_KEY_CHECKS = 1;