Updating docker entrypoint to initialize the database

docker-compose.yml

@@ -1,5 +1,3 @@
-version: '3.8'
-
 services:
   dosvault:
     build: .
@@ -7,9 +5,7 @@ services:
       - "8080:8080"
       - "8081:8081"
     volumes:
-      # Mount data directory for persistence
       - dosvault_data:/app/data
-      # Mount ROM directory (customize this path)
       - "${ROMS_PATH:-./roms}:/app/data/roms:ro"
     environment:
       # IGDB API Configuration
@@ -17,6 +13,9 @@ services:
       - IGDB_SECRET_KEY=${IGDB_SECRET_KEY}
       # Application Configuration  
       - DOSFRONTEND_CONFIG_DIR=/app/data
+      - DOSVAULT_ADMIN_USERNAME=${DOSVAULT_ADMIN_USERNAME:-}
+      - DOSVAULT_ADMIN_EMAIL=${DOSVAULT_ADMIN_EMAIL:-}
+      - DOSVAULT_ADMIN_PASSWORD=${DOSVAULT_ADMIN_PASSWORD:-}
     restart: unless-stopped
     healthcheck:
       test: ["CMD", "curl", "-f", "http://localhost:8080/health"]
@@ -27,4 +26,4 @@ services:
 
 volumes:
   dosvault_data:
-    driver: local
+    driver: local