Remove unused GitHub Actions workflows and update dependabot configuration

Author: coordt

.github/dependabot.yml

@@ -11,7 +11,11 @@ updates:
           - "*"  # Group all Actions updates into a single larger pull request
     schedule:
       interval: weekly
-  - package-ecosystem: "pip"
+  - package-ecosystem: "uv"
     directory: "/"
+    groups:
+      uv:
+        patterns:
+          - "*"  # Group all uv updates into a single larger pull request
     schedule:
       interval: "weekly"

.github/workflows/docs.yml

@@ -39,4 +39,12 @@ jobs:
 
     - name: Build and publish docs
       run: uv run mkdocs gh-deploy --strict
-  
+
+    - run: zensical build --clean
+
+    - uses: actions/upload-pages-artifact@v5
+      with:
+        path: site
+
+    - uses: actions/deploy-pages@v5
+      id: deployment