Use conda env instead

Author: zmoon

.github/workflows/deploy.yml

@@ -1,4 +1,4 @@
-name: Jupyter Book (via myst) GitHub Pages Deploy
+name: GitHub Pages Deploy
 
 on:
   push:
@@ -10,7 +10,7 @@ permissions:
   pages: write
   id-token: write
 concurrency:
-  group: "pages"
+  group: pages
   cancel-in-progress: false
 
 jobs:
@@ -21,15 +21,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
+
       - name: Setup Pages
         uses: actions/configure-pages@v5
-      - uses: actions/setup-node@v5
+
+      - name: Setup Python
+        uses: mamba-org/setup-micromamba@v2
         with:
-          node-version: 18.x
-      - name: Install Jupyter Book (via myst)
-        run: npm install -g jupyter-book
+          environment-file: environment.yml
+          cache-environment: true
+
       - name: Build HTML Assets
         run: jupyter-book build --html
+        shell: micromamba-shell {0}
+
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v4
         with: