Document Raspberry Pi metrics rollout

Server/docs/raspberry-pi-5-docker.md

@@ -130,14 +130,16 @@ Docker bind mounts:
 - host data: `${QSFERA_RPI_DATA_PATH}`
 - container data: `/var/lib/qsfera`
 
-For the current Raspberry Pi deployment inspected on 2026-06-08, the existing
-container uses:
+For the current Raspberry Pi deployment checked on 2026-06-09 after the metrics
+rollout, the existing container uses:
 
 - host config: `/mnt/data/qsfera/cloud-server/config`
 - host data: `/mnt/data/qsfera/cloud-server/data`
 - image: `qsfera-cloud-server:7.0.0-rpi5-stable`
 - public URL: `https://qsfera.kusoft.xyz`
 - loopback port: `127.0.0.1:9200`
+- loopback metrics port: `127.0.0.1:9205`
+- Docker data-root: `/mnt/data/docker`
 
 ## Reverse Proxy