Post-migration container cleanup: fix broken services, remove obsolete containers

Fixed Traefik networking (stale Docker bridge), adguardhome-sync config,
diode stack (Hydra DB + OAuth2 bootstrap), diode-agent auth. Removed 5
deprecated/duplicate containers. Started unmarr + rustfs stacks. 53
containers now running.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docs/CHANGELOG.md

@@ -18,6 +18,18 @@
 - **[STORAGE]** Deleted old `docker.img` (200GB) from disk1
 - **[INCIDENT]** disk1 still running in parity-emulated mode — replacement drive needed
 
+### Post-Migration Container Cleanup
+- **[NETWORK]** Fixed Traefik unreachable: removed stale Docker bridge (duplicate 172.18.0.0/16 subnet) + 7 orphaned bridges
+- **[DOCKER]** Removed deprecated containers: DoH-Server, binhex-plexpass (duplicate of Plex)
+- **[DOCKER]** Removed obsolete containers: HomeAssistant_inabox, Docker-WebUI, hass-unraid
+- **[DOCKER]** Removed nextcloud-aio-mastercontainer (replaced by Nextcloud container)
+- **[SERVICE]** Fixed adguardhome-sync: recreated config file (was directory from migration), switched to br0 network for macvlan reachability
+- **[SERVICE]** Fixed diode stack: recreated .env, nginx.conf, OAuth2 client config; ran Hydra DB migration and client bootstrap
+- **[SERVICE]** Fixed diode-agent: corrected YAML format, secrets, and Hydra authentication
+- **[SERVICE]** Started unmarr (Homarr fork, 172.18.0.81) and rustfs (S3-compatible storage)
+- **[DOCKER]** Final state: 53 containers running, pgAdmin4 stopped (utility)
+- **[DOCS]** Updated 03-SERVICES-OTHER.md with removed containers
+
 ---
 
 ## 2026-02-14