Audit and update all READMEs and manuals to match current codebase

Docker_Essentials/README-Docker_Essentials.md

@@ -229,8 +229,7 @@ full coordination model between all four watchdogs.
 |--------|------|-------------|
 | `docker_daily_restart.sh` | Nightly proactive restart of degradation-prone containers | 1am via `daily_sync_maintenance.sh` |
 | `docker_weekly_restart.sh` | Weekly restart of less-critical services | 2:30am Sunday via `weekly_sync_maintenance.sh` |
-| `docker_update.sh` | Container image updates — daily list + weekly remainder mode | Daily before restart; weekly end of window |
-| `docker_update_remaining.sh` | Image update + prune for all containers not in managed lists | End of weekly maintenance window |
+| `docker_update.sh` | Container image updates — daily list + weekly remainder mode | Daily before restart; weekly remainder pass |
 | `docker_network_connect.sh` | Network existence + container connection enforcement | Every array start |
 | `docker_container_stop.sh` | Ordered container shutdown — graceful then forced | Called by `array_stopping.sh` |
 | `downloaders_reset.sh` | Download client hygiene — slskd / SABnzbd / qBittorrent | Every 30min via `critical_sync_maintenance.sh` |
@@ -259,8 +258,7 @@ Daily maintenance window (1am):
 Weekly maintenance window (2:30am Sunday):
     weekly_sync_maintenance.sh
         ├── docker_weekly_restart.sh ──── restart less-critical services
-        ├── docker_update.sh --remainder ─ update containers not in managed lists
-        └── docker_update_remaining.sh ── prune dangling images
+        └── docker_update.sh --remainder ─ update containers not in managed lists
 
 Critical maintenance window (every 30min):
     critical_sync_maintenance.sh