feat: expose BookOrbit through HK edge

servers/media-core/bookorbit/README.md

@@ -6,6 +6,7 @@
 - App data: `/opt/media-core/appdata/bookorbit/app`
 - PostgreSQL: `/opt/media-core/appdata/bookorbit/postgres`
 - Secrets: `/opt/media-core/appdata/bookorbit/secrets` (`0600`, not in Git)
+- Public URL: `https://books.kais.cloud` through the media-core FRP client and HK Caddy; LAN port `3000` remains available for recovery.
 
 Create the first library with container path `/books`. Do not later widen or replace that root without a database backup and a tested migration: BookOrbit currently has an open issue where root-folder changes can duplicate books or lose metadata and reading progress.
 

servers/media-core/bookorbit/compose.yaml

@@ -17,8 +17,8 @@ services:
     environment:
       NODE_ENV: production
       PORT: "3000"
-      APP_URL: http://192.168.50.46:3000
-      CLIENT_URL: http://192.168.50.46:3000
+      APP_URL: https://books.kais.cloud
+      CLIENT_URL: https://books.kais.cloud
       POSTGRES_HOST: postgres
       POSTGRES_PORT: "5432"
       POSTGRES_USER: bookorbit