diff --git a/deploy/setup-db.sh b/deploy/setup-db.sh
new file mode 100644
index 0000000..a0d98fe
--- /dev/null
+++ b/deploy/setup-db.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+MYSQL_CONTAINER=$(docker ps -q --filter ancestor=mysql:8 | head -1)
+if [ -z "$MYSQL_CONTAINER" ]; then
+  echo "❌ MySQL container not found"
+  exit 1
+fi
+echo "MySQL container: $MYSQL_CONTAINER"
+docker exec "$MYSQL_CONTAINER" mysql -u root -pnpm_root_password -e "
+  CREATE DATABASE IF NOT EXISTS pc_builder;
+  CREATE USER IF NOT EXISTS 'pcbuilder'@'%' IDENTIFIED BY 'pcbuilder_secure_pass';
+  GRANT ALL PRIVILEGES ON pc_builder.* TO 'pcbuilder'@'%';
+  FLUSH PRIVILEGES;
+"
+echo "✅ Database pc_builder created"