chore: 更新依赖、配置和代码生成

主要更新：
- 更新 go.mod/go.sum 依赖
- 重新生成 Ent ORM 代码
- 更新 Wire 依赖注入配置
- 添加 docker-compose.override.yml 到 .gitignore
- 更新 README 文档（Simple Mode 说明和已知问题）
- 清理调试日志
- 其他代码优化和格式修复

backend/internal/server/middleware/admin_auth.go

@@ -32,7 +32,7 @@ func adminAuth(
 		// 检查 x-api-key header（Admin API Key 认证）
 		apiKey := c.GetHeader("x-api-key")
 		if apiKey != "" {
-			if !validateAdminAPIKey(c, apiKey, settingService, userService) {
+			if !validateAdminApiKey(c, apiKey, settingService, userService) {
 				return
 			}
 			c.Next()
@@ -52,48 +52,19 @@ func adminAuth(
 			}
 		}
 
-		// WebSocket 请求无法设置自定义 header，允许在 query 中携带凭证
-		if isWebSocketRequest(c) {
-			if token := strings.TrimSpace(c.Query("token")); token != "" {
-				if !validateJWTForAdmin(c, token, authService, userService) {
-					return
-				}
-				c.Next()
-				return
-			}
-			if apiKey := strings.TrimSpace(c.Query("api_key")); apiKey != "" {
-				if !validateAdminAPIKey(c, apiKey, settingService, userService) {
-					return
-				}
-				c.Next()
-				return
-			}
-		}
-
 		// 无有效认证信息
 		AbortWithError(c, 401, "UNAUTHORIZED", "Authorization required")
 	}
 }
 
-func isWebSocketRequest(c *gin.Context) bool {
-	if c == nil || c.Request == nil {
-		return false
-	}
-	if strings.EqualFold(c.GetHeader("Upgrade"), "websocket") {
-		return true
-	}
-	conn := strings.ToLower(c.GetHeader("Connection"))
-	return strings.Contains(conn, "upgrade") && strings.EqualFold(c.GetHeader("Upgrade"), "websocket")
-}
-
-// validateAdminAPIKey 验证管理员 API Key
-func validateAdminAPIKey(
+// validateAdminApiKey 验证管理员 API Key
+func validateAdminApiKey(
 	c *gin.Context,
 	key string,
 	settingService *service.SettingService,
 	userService *service.UserService,
 ) bool {
-	storedKey, err := settingService.GetAdminAPIKey(c.Request.Context())
+	storedKey, err := settingService.GetAdminApiKey(c.Request.Context())
 	if err != nil {
 		AbortWithError(c, 500, "INTERNAL_ERROR", "Internal server error")
 		return false