Add db container and restore script & instructions

docker-compose.dev.yml

@@ -17,3 +17,18 @@ services:
       - 4000:4000
     command: >
         sh -c "cd /usr/src/app && npm ci && npm run dev"
+  now-db:
+    container_name: nowdb-db
+    image: mariadb
+    environment:
+      MARIADB_ROOT_PASSWORD: admin
+      MARIADB_HOST: localhost
+      MARIADB_DATABASE: now_test
+      MARIADB_LOG_DATABASE: now_log_test.log
+      MARIADB_USER: now_test
+      MARIADB_PASSWORD: mariadb_password
+    volumes:
+      - ./data/:/docker-entrypoint-initdb.d
+volumes:
+  nowdb-db:
+