Persist Chrome profile via Docker volume for self-hosting

On a self-hosted box the profile (cookies/logins) survives restarts with a
plain named volume mounted at /home/chrome/data — no Postgres needed. This
is the self-host equivalent of the HF Postgres-snapshot path.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

docker-compose.yml

@@ -16,6 +16,8 @@ services:
     platform: linux/amd64
     ports:
       - "3001:3001"   # 3-tab monitor UI (also the only published port)
+    volumes:
+      - chrome-profile:/home/chrome/data   # persists cookies/logins across restarts
     restart: unless-stopped
 
   chatgpt:
@@ -47,3 +49,8 @@ services:
     depends_on:
       - chrome
     restart: unless-stopped
+
+# Named volume keeps the Chrome profile (logins/cookies) across `docker compose down/up`
+# and host reboots — the self-host equivalent of HF persistent storage, no Postgres needed.
+volumes:
+  chrome-profile: