Add GitHub Action for deploying

.github/workflows/deploy.yml

@@ -0,0 +1,20 @@
+# Using this to deploy instead of Vercel's GitHub integration because the
+# actual integration requires a paid Vercel account.
+
+name: Vercel Production Deployment
+env:
+  VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
+  VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
+on:
+  push:
+    branches:
+      - main
+jobs:
+  prod-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Vercel CLI
+        run: npm install --global vercel@latest
+      - name: Deploy Project Artifacts to Vercel
+        run: vercel deploy --prod --token=${{ secrets.VERCEL_TOKEN }}

.gitignore

@@ -1,3 +1,5 @@
+.vercel
+
 # build output
 dist/
 # generated types