Add workflow to deploy to Github Page

.github/workflows/deploy.yml

@@ -0,0 +1,26 @@
+name: Deploy to GitHub Pages
+
+on:
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Publish
+      run: dotnet publish --project DotnetEventViewer --configuration Release -o publish
+
+    - name: Change base href
+      run: sed -i 's/<base href="\/" \/>/<base href="\/dotnet-event-viewer\/" \/>/g' publish/wwwroot/index.html
+
+    # Bypass Jekyll processing to allow directories starting with underscores
+    - name: Add .nojekyll file
+      run: touch publish/wwwroot/.nojekyll
+
+    - name: Commit wwwroot to GitHub Pages
+      uses: JamesIves/[email protected]
+      with:
+        branch: gh-pages
+        folder: publish/wwwroot