Add BIM Viewer to Synology deploy canon

infra/.env.staging.example

@@ -2,6 +2,8 @@
 AUTH_DOMAIN=auth.staging.nodedc.example
 LAUNCHER_DOMAIN=launcher.staging.nodedc.example
 TASK_DOMAIN=task.staging.nodedc.example
+BIM_DOMAIN=bim.staging.nodedc.example
+NODEDC_BIM_VIEWER_PUBLIC_URL=https://bim.staging.nodedc.example
 
 # edge proxy
 ACME_EMAIL=admin@nodedc.example
@@ -10,6 +12,7 @@ PLATFORM_HTTPS_PORT=443
 PLATFORM_PROXY_IMAGE=caddy:2-alpine
 STAGING_LAUNCHER_UPSTREAM=launcher:5173
 STAGING_TASK_MANAGER_UPSTREAM=task-manager-proxy:80
+STAGING_BIM_VIEWER_UPSTREAM=host.docker.internal:18100
 
 # authentik image
 AUTHENTIK_IMAGE=ghcr.io/goauthentik/server