debug(spider): 修改爬虫调试配置并更新安装脚本

- 将浏览器启动模式从无头模式改为有头模式以便调试
- 在预安装脚本中添加虚拟环境激活命令
- 重新排列安装脚本中的依赖安装顺序

pre_install.sh

@@ -1,5 +1,6 @@
 apt install -y python3.12-dev python3.12-venv
 python3 -m venv .venv --system-site-packages
+source .venv/bin/activate
 .venv/bin/python3.12 -m pip install -r requirements.txt
 playwright install
 playwright install-deps

spider/china_net.py

@@ -4,7 +4,7 @@ from bs4 import BeautifulSoup
 def crawl_vue_app():
     with sync_playwright() as p:
         # 启动浏览器（headless=False 可以看到浏览器窗口）
-        browser = p.chromium.launch(headless=True)
+        browser = p.chromium.launch(headless=False)
         page = browser.new_page()
         # 访问页面
         page.goto('https://caigou.chinatelecom.com.cn/')