only trigger on mkdocs/docs/ changes

Author: kevinjqliu

.github/workflows/python-ci-docs.yml

@@ -18,12 +18,16 @@
 #
 
 name: "Python CI Docs"
+
 on:
   push:
     branches:
-    - 'main'
+      - 'main'
+    paths:
+      - 'mkdocs/docs/**'
   pull_request:
-
+    paths:
+      - 'mkdocs/docs/**'
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
@@ -37,7 +41,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.python }}
+          python-version: 3.12
       - name: Install
         working-directory: ./mkdocs
         run: pip install -r requirements.txt