[docker] Add new env

Author: Prometheus3375

compose.yaml

@@ -5,3 +5,5 @@ services:
       - '2127:2127'
     environment:
       - DATABASE_URI=${DATABASE_URI}
+      - CONNECTION_POOL_MIN_SIZE=${CONNECTION_POOL_MIN_SIZE}
+      - CONNECTION_POOL_MAX_SIZE=${CONNECTION_POOL_MAX_SIZE}