fix KOMODO_DB_USERNAME compose files

compose/mongo.compose.yaml

@@ -24,8 +24,8 @@ services:
       - mongo-data:/data/db
       - mongo-config:/data/configdb
     environment:
-      MONGO_INITDB_ROOT_USERNAME: ${DB_USERNAME}
-      MONGO_INITDB_ROOT_PASSWORD: ${DB_PASSWORD}
+      MONGO_INITDB_ROOT_USERNAME: ${KOMODO_DB_USERNAME}
+      MONGO_INITDB_ROOT_PASSWORD: ${KOMODO_DB_PASSWORD}
   
   core:
     image: ghcr.io/mbecker20/komodo:${COMPOSE_KOMODO_IMAGE_TAG:-latest}

compose/postgres.compose.yaml

@@ -22,8 +22,8 @@ services:
     volumes:
       - pg-data:/var/lib/postgresql/data
     environment:
-      - POSTGRES_USER=${DB_USERNAME}
-      - POSTGRES_PASSWORD=${DB_PASSWORD}
+      - POSTGRES_USER=${KOMODO_DB_USERNAME}
+      - POSTGRES_PASSWORD=${KOMODO_DB_PASSWORD}
       - POSTGRES_DB=${KOMODO_DATABASE_DB_NAME:-komodo}
 
   ferretdb: