add minor improvement and fallback values

apps/database/docker-compose.yml

@@ -1,7 +1,7 @@
 ### Database (./apps/database/docker-compose.yml)
 # - [ ] Create a MariaDB service
 # - [ ] Configure volumes for persistent storage of database data
-# - [ ] Set up environment variables using the new structure (../../env/${ENVIRONMENT}/database.env)
+# - [ ] Set up environment variables using the new structure (../../env/${ENVIRONMENT:-development}/database.env)
 # - [ ] Configure networking to allow connections from the backend service
 # - [ ] Set up regular backup jobs for the database
 # - [ ] Configure appropriate resource limits and restart policies
@@ -9,12 +9,11 @@ services:
     database:
         profiles: ["all", "mariadb", "backend", "app"]
         image: mariadb:latest
-        container_name: ${INFRASTRUCTURE_LABEL}-mariadb-${ENVIRONMENT}
+        container_name: ${INFRASTRUCTURE_LABEL:-default}-mariadb-${ENVIRONMENT:-development}
         command: --bind-address=0.0.0.0
-        hostname: ${MARIADB_HOST}
         env_file: 
                  - ../../env/.env.all
-                 - ../../env/${ENVIRONMENT:-development}/.env.database
+                 - ../../env/${ENVIRONMENT:-development}/.env.backend
                  - ../../env/${ENVIRONMENT:-development}/.env.proxy
         environment:
             - MARIADB_USER=${MARIADB_USER}
@@ -32,7 +31,7 @@ services:
     adminer:
         profiles: ["all", "mariadb", "backend", "app"]
         image: adminer
-        container_name: local_adminer
+        container_name: ${INFRASTRUCTURE_LABEL:-default}-adminer-${ENVIRONMENT:-development}
         restart: always
         ports:
             - 8082:8080