refactor(config): 更新数据库配置和相关代码

- 将默认数据库从 MySQL 更改为 PostgreSQL
- 更新数据库连接信息和相关设置
- 修改会话前缀为 "blazing:session:"
- 添加 PostgreSQL 驱动支持
- 调整 Pet 模型中的 Data 字段类型从 longtext 改为 text

login/main.go

@@ -22,9 +22,9 @@ import (
 
 	// _ "blazing/contrib/drivers/sqlite"
 
-	_ "blazing/contrib/drivers/mysql"
+	//_ "blazing/contrib/drivers/mysql"
 
-	//_ "blazing/contrib/drivers/pgsql"
+	_ "blazing/contrib/drivers/pgsql"
 
 	_ "blazing/modules"