diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
new file mode 100644
index 0000000..41cc6ca
--- /dev/null
+++ b/.github/workflows/deploy.yml
@@ -0,0 +1,48 @@
+name: CD
+
+on:
+  workflow_run:
+    workflows: [CI]
+    types: [completed]
+    branches: [main]
+
+permissions:
+  contents: read
+
+concurrency:
+  group: production-deploy
+  cancel-in-progress: false
+
+jobs:
+  deploy:
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+
+    steps:
+      - name: Configure SSH
+        shell: bash
+        env:
+          DEPLOY_SSH_KEY: ${{ secrets.DEPLOY_SSH_KEY }}
+          DEPLOY_KNOWN_HOSTS: ${{ secrets.DEPLOY_KNOWN_HOSTS }}
+        run: |
+          install -d -m 700 "$HOME/.ssh"
+          printf '%s\n' "$DEPLOY_SSH_KEY" > "$HOME/.ssh/id_ed25519"
+          chmod 600 "$HOME/.ssh/id_ed25519"
+          printf '%s\n' "$DEPLOY_KNOWN_HOSTS" > "$HOME/.ssh/known_hosts"
+          chmod 600 "$HOME/.ssh/known_hosts"
+
+      - name: Deploy to production
+        shell: bash
+        env:
+          DEPLOY_HOST: ${{ secrets.DEPLOY_HOST }}
+          DEPLOY_USER: ${{ secrets.DEPLOY_USER }}
+        run: |
+          ssh -T \
+            -i "$HOME/.ssh/id_ed25519" \
+            -o BatchMode=yes \
+            -o IdentitiesOnly=yes \
+            -o StrictHostKeyChecking=yes \
+            -o UserKnownHostsFile="$HOME/.ssh/known_hosts" \
+            -o ConnectTimeout=15 \
+            "$DEPLOY_USER@$DEPLOY_HOST"