feat: Support postgresql:// dsn format

model/main.go

 package model
 
 import (
-	"github.com/glebarez/sqlite"
-	"gorm.io/driver/mysql"
-	"gorm.io/driver/postgres"
-	"gorm.io/gorm"
 	"log"
 	"one-api/common"
 	"os"
 	"strings"
 	"sync"
 	"time"
+
+	"github.com/glebarez/sqlite"
+	"gorm.io/driver/mysql"
+	"gorm.io/driver/postgres"
+	"gorm.io/gorm"
 )
 
 var groupCol string
@@ -60,7 +61,7 @@ func chooseDB(envName string) (*gorm.DB, error) {
 	}()
 	dsn := os.Getenv(envName)
 	if dsn != "" {
-		if strings.HasPrefix(dsn, "postgres://") {
+		if strings.HasPrefix(dsn, "postgres://") || strings.HasPrefix(dsn, "postgresql://") {
 			// Use PostgreSQL
 			common.SysLog("using PostgreSQL as database")
 			common.UsingPostgreSQL = true