Refactor GitHub Actions workflow: adjust event triggers for documentation build and deployment steps

Author: djw8605

.github/workflows/docs.yml

@@ -1,11 +1,15 @@
+
 name: Documentation Build Test
 
 on:
-  release:
-    types: [published]
   push:
+    branches:
+      - '**'
     tags:
       - '*'
+  pull_request:
+  release:
+    types: [published]
 
 jobs:
   build-docs:
@@ -37,11 +41,13 @@ jobs:
         make html
 
     - name: Upload artifact for GitHub Pages
+      if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/') || github.event_name == 'release'
       uses: actions/upload-pages-artifact@v3
       with:
         path: docs/_build/html
 
   deploy-docs:
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/') || github.event_name == 'release'
     needs: build-docs
     runs-on: ubuntu-latest
     permissions: