chore: 更新 .gitignore 文件

- 移除了 composer.lock 文件的忽略规则
- 添加了 .idea/ 目录的忽略规则

.gitignore

@@ -1,6 +1,3 @@
 composer.phar
 /vendor/
-
-# Commit your application's lock file https://getcomposer.org/doc/01-basic-usage.md#commit-your-composer-lock-file-to-version-control
-# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
-# composer.lock
+.idea/