Add db docker compose

db/docker-compose.yml

@@ -0,0 +1,13 @@
+version: '3.8'
+services:
+  rethinkdb:
+    image: rethinkdb:latest
+    restart: unless-stopped
+    volumes:
+      - rethinkdb_data:/data
+    ports:
+      - "28015:28015" # Client driver port
+      - "8080:8080"   # Admin UI port
+
+volumes:
+  rethinkdb_data: