Add Docker Compose configuration and environment files for local and production setups

- Created docker-compose.docker-local.yml for local testing of frontend and backend services.
- Added .env.development for development environment configuration.
- Introduced .env.docker-local for local Docker environment settings.
- Added .env.production for production environment configuration for Synology deployment.

code/websites/pokedex.online/docker-compose.production.yml

@@ -10,11 +10,6 @@ services:
     container_name: pokedex-frontend
     ports:
       - '8099:80'
-      - '8443:443'
-    environment:
-      # Discord OAuth redirect URI (set dynamically by deployment script)
-      - VITE_DISCORD_REDIRECT_URI=${VITE_DISCORD_REDIRECT_URI:-http://localhost:8099/oauth/callback}
-      - VITE_DISCORD_CLIENT_ID=${VITE_DISCORD_CLIENT_ID}
     depends_on:
       backend:
         condition: service_healthy
@@ -45,12 +40,10 @@ services:
     ports:
       - '3099:3000'
     environment:
+      - DEPLOYMENT_TARGET=production
       - NODE_ENV=production
       - PORT=3000
-      # Discord OAuth Redirect URI (set dynamically by deployment script)
-      - DISCORD_REDIRECT_URI=${DISCORD_REDIRECT_URI:-http://localhost:3099/oauth/callback}
-      - VITE_DISCORD_REDIRECT_URI=${VITE_DISCORD_REDIRECT_URI:-http://localhost:8099/oauth/callback}
-      # OAuth credentials loaded from .env file
+      - FRONTEND_URL=https://app.pokedex.online
     env_file:
       - ./server/.env
     volumes: