add github deploy workflow

.github/workflows/deploy.yml

@@ -0,0 +1,22 @@
+name: Deploy to titanic.caltech.edu/~tgorordo
+
+on: push
+
+jobs:
+  pandoc_index_and_deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Pandoc Compile `index.html`
+        uses: docker://pandoc/core:latest
+        with:
+          args: "--standalone --output=index.html README.md"
+      - name: SFTP Upload to `titanic.caltech.edu/tgorordo` in `~/public_html`
+        uses: wlixcc/SFTP-Deploy-Action@v1.2.6
+        with:
+          server: titanic.caltech.edu
+          username: tgorordo
+          password: ${{secrets.titanic_password}}
+          local_path: ./*
+          remote_path: ./public_html