refactor: move plugin to plugin repo

Author: agoose77

.github/workflows/deploy.yml

@@ -34,9 +34,9 @@ jobs:
         with:
           node-version: 20.x
       - name: Install MyST Markdown
-        run: npm install
+        run: npm install -g mystmd
       - name: Build HTML Assets
-        run: npx myst build --html
+        run: myst build --html
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with:

myst.yml

@@ -6,7 +6,7 @@ project:
   title: "Jupyter Book: Blog"
   description: Updates from the Jupyter Book subproject.
   plugins:
-    - plugins/blog.mjs
+    - https://github.com/jupyter-book/blog-plugin/releases/latest/download/plugin.mjs
   keywords:
     - Jupyter
     - JupyterBook