chore: add docker-compose, migrations on start, readme

docker-compose.yml

@@ -0,0 +1,22 @@
+services:
+  postgres:
+    image: postgres:17-alpine
+    environment:
+      POSTGRES_USER: arcanesync
+      POSTGRES_PASSWORD: arcanesync
+      POSTGRES_DB: arcanesync
+    ports:
+      - "5432:5432"
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+  app:
+    build: .
+    depends_on: [postgres]
+    environment:
+      DATABASE_URL: postgres://arcanesync:arcanesync@postgres:5432/arcanesync
+      BOT_TOKEN: ${BOT_TOKEN}
+      NODE_ENV: production
+    ports:
+      - "3000:3000"
+volumes:
+  pgdata: {}