chore: update database env variable names

setup-debian.sh

@@ -399,6 +399,13 @@ echo "MDM_DEVICE_PKEY=***REMOVED***
 
     update_env_variable "NANOMDM_MDM_URL" "https://0.0.0.0:9002" "$ENV_SHEPHERD_PATH"
 
+    POSTGRES_DB=$(extract_env_value_or_exit "DB_DATABASE" "$ENV_CLIENT_PATH")
+    echo "POSTGRES_DB=$POSTGRES_DB" >> "$ENV_CLIENT_PATH"
+    POSTGRES_USER=$(extract_env_value_or_exit "DB_USERNAME" "$ENV_CLIENT_PATH")
+    echo "POSTGRES_USER=$POSTGRES_USER" >> "$ENV_CLIENT_PATH"
+    POSTGRES_PASSWORD=$(extract_env_value_or_exit "DB_PASSWORD" "$ENV_CLIENT_PATH")
+    echo "POSTGRES_PASSWORD=$POSTGRES_PASSWORD" >> "$ENV_CLIENT_PATH"
+
     
     # Caddy file replace
     echo "Generating caddyfile..."
@@ -462,6 +469,7 @@ setup_docker() {
     if [ "$force_update" = true ]; then
         echo "Force updating images..."
         sudo docker compose down
+        sudo docker volume rm shepherd-enterprise_app
         sudo docker system prune -af --volumes
         sudo docker compose pull >/dev/null
         sudo docker compose --env-file ./.env up -d