feat: propper db persistence w/ docker support

docker/entrypoint.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env sh
+set -e
+
+echo "🚀 Setting up deployment environment"
+
+wait_for_db() {
+  echo "⏳ Waiting for database at $DB_HOST:$DB_PORT..."
+  while ! nc -z $DB_HOST $DB_PORT; do
+    sleep 2
+  done
+  echo "✅ Database is ready!"
+}
+