ci(templates): pin npm version for consistent builds

Add npm upgrade step to install npm@10.9.2 globally before installing skillsbase.

This ensures consistent npm version across all CI environments.

Co-Authored-By: Hagicode <noreply@hagicode.com>
Signed-off-by: newbe36524 <newbe36524@qq.com>

Author: newbe36524

templates/actions/skillsbase-sync/action.yml

@@ -26,6 +26,10 @@ runs:
       shell: bash
       run: npm ci
 
+    - name: Upgrade npm
+      shell: bash
+      run: npm install --global npm@10.9.2
+
     - name: Install skillsbase
       shell: bash
       run: npm install --global @hagicode/skillsbase

templates/workflows/skills-sync.yml

@@ -32,6 +32,9 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Upgrade npm
+        run: npm install --global npm@10.9.2
+
       - name: Install skillsbase
         run: npm install --global @hagicode/skillsbase