v0.283.0: apps go off-site by themselves (decision 50) with a size warning; a Stop holds during a backup (R-721); page slips (R-724/R-725)

Red-proofs RP31-RP38. MinAgent 0.131.0 (unchanged).

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS

controller/internal/web/templates/backups_apps.html

@@ -18,7 +18,13 @@
 {{template "backups_empty" .}}
 {{else}}
 
-<h3 class="backup-tier-divider">{{T "backups_apps.alkalmazas_mentesek_adatbazis_konfigurac"}}</h3>
+{{if .OffboxOfferCount}}
+<div class="alert alert-info" style="margin-top:.75rem" data-offsite-offer="true">
+    <span>{{T "backups_offsite.offer_text"}} ({{.OffboxOfferCount}})</span>
+    <form method="POST" action="/backup/offbox/enable-all" style="display:inline;margin-left:.5rem">{{$.CSRFField}}<button type="submit" class="btn btn-xs btn-primary">{{T "backups_offsite.offer_all"}}</button></form>
+    <form method="POST" action="/backup/offbox/offer-dismiss" style="display:inline">{{$.CSRFField}}<button type="submit" class="btn btn-xs btn-outline">{{T "backups_offsite.offer_no"}}</button></form>
+</div>
+{{end}}<h3 class="backup-tier-divider">{{T "backups_apps.alkalmazas_mentesek_adatbazis_konfigurac"}}</h3>
 <p class="form-hint" style="margin:-0.25rem 0 1rem">{{T "backups_apps.az_egyes_alkalmazasok_reszletes_granulal"}}</p>
 
 <!-- Section 2: Schedule -->