chore: rename db volume to db_data_v2 to force database initialization

docker-compose.yml

@@ -29,7 +29,7 @@ services:
     environment:
       MARIADB_ROOT_PASSWORD: ${MARIADB_ROOT_PASSWORD:?Set MARIADB_ROOT_PASSWORD in Coolify}
     volumes:
-      - db_data:/var/lib/mysql
+      - db_data_v2:/var/lib/mysql
       - ./01/setup_database.sql:/docker-entrypoint-initdb.d/01-db-webgis-01.sql:ro
       - ./WebgisPovertyMapping/setup_database.sql:/docker-entrypoint-initdb.d/02-db-webgis.sql:ro
     healthcheck:
@@ -40,4 +40,4 @@ services:
       start_period: 30s
 
 volumes:
-  db_data:
+  db_data_v2: