refactor(创建模板): 优化文件选择界面布局和交互

移除冗余的文件选择按钮，将文件路径选择整合到文本输入框中
调整容器间距和最大宽度限制
删除已显示在输入框中的选中路径展示区域

QWEN.md

@@ -229,6 +229,6 @@ Building creates different distribution formats based on the platform:
 
 Artifacts are named with the format `${productName} ${version}_${arch}.${ext}` and stored in the `release/${version}` directory.
 
-run `pnpm typecheck` before finish the task if need，don't run `pnpm dev`.
+run `pnpm typecheck` before finish the task if need，don't run `pnpm dev` or `pnpm build`.
 
 Always respond in 中文