diff --git a/.github/workflows/release_skill.yaml b/.github/workflows/release_skill.yaml
index e70bfd2..dfd7d2c 100644
--- a/.github/workflows/release_skill.yaml
+++ b/.github/workflows/release_skill.yaml
@@ -12,7 +12,8 @@ jobs:
 
       # 2. 环境及工具准备
       - name: Setup Tools
-        run: pip install pyarmor requests python-frontmatter --break-system-packages
+        # 优化：使用国内清华源加速安装速度
+        run: pip install pyarmor requests python-frontmatter --break-system-packages -i https://pypi.tuna.tsinghua.edu.cn/simple
 
       # 3. 【核心步骤】PyArmor 源代码混淆加密
       - name: Encrypt Source Code
@@ -43,13 +44,11 @@ jobs:
 
       # 5. 同步数据库记录
       - name: Sync Database (V2.0)
-        # 核心修复：通过 env 传递复杂 JSON 字符串
         env:
           METADATA_JSON: ${{ steps.build_task.outputs.metadata }}
         run: |
           python -c "
           import requests, json, os
-          # 从环境变量读取，不涉及脚本注入风险
           metadata = json.loads(os.environ['METADATA_JSON'])
           url = 'https://jc2009.com/api/skill/update'
           res = requests.post(url, json=metadata)