检测本地数据库时，主机地址增加尝试localhost、172.20.0.2

internal/web/actions/default/setup/detectDB.go

@@ -26,10 +26,11 @@ func (this *DetectDBAction) RunPost(params struct{}) {
 	var localPassword = ""
 
 	// 本地的3306端口是否可以连接
-	conn, err := net.DialTimeout("tcp", "127.0.0.1:3306", 3*time.Second)
-	if err == nil {
+	for _, tryingHost := range []string{"127.0.0.1", "localhost", "172.20.0.2"} {
+		conn, dialErr := net.DialTimeout("tcp", tryingHost+":3306", 3*time.Second)
+		if dialErr == nil {
 			_ = conn.Close()
-		localHost = "127.0.0.1"
+			localHost = tryingHost
 			localPort = "3306"
 
 			var username = "root"
@@ -61,6 +62,9 @@ func (this *DetectDBAction) RunPost(params struct{}) {
 					}
 				}
 			}
+
+			break
+		}
 	}
 
 	this.Data["localDB"] = maps.Map{