Add deploy.sh for git-based deployment

Usage: ./deploy.sh (all) or ./deploy.sh site (single service)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

deploy.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+# Deploy latest code from git and rebuild containers.
+# Usage: ./deploy.sh           (rebuilds site, api, workers)
+#        ./deploy.sh site      (rebuilds only site)
+#        ./deploy.sh api       (rebuilds only api)
+set -euo pipefail
+cd /opt/performancewest
+
+SERVICES="${@:-site api workers}"
+
+echo "=== Pulling latest from git ==="
+git pull origin main
+
+echo ""
+echo "=== Building: $SERVICES ==="
+docker compose build $SERVICES
+
+echo ""
+echo "=== Restarting: $SERVICES ==="
+docker compose up -d $SERVICES
+
+echo ""
+echo "=== Clearing nginx cache ==="
+sudo rm -rf /var/cache/nginx/* 2>/dev/null || true
+sudo nginx -s reload 2>/dev/null || true
+
+echo ""
+echo "=== Done ==="
+git log --oneline -1
+docker compose ps --format "table {{.Name}}\t{{.Status}}" | head -10