v0.249.0: i18n slice 1 release B — backup pages in English, Hungarian byte-identical (R-556)

Seven backup pages + the restore-progress JS converted against fixtures captured unconverted
(f8ebc47); recovery renders through executeTemplateLang; English retrieval claims registered;
the Fut comparison left unconverted (R-563).

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS

controller/internal/report/types.go

@@ -104,9 +104,9 @@ type ContainerDetailReport struct {
 
 // BackupReport holds backup subsystem status.
 type BackupReport struct {
-	Enabled            bool       `json:"enabled"`
-	LastDBDump         *time.Time `json:"last_db_dump,omitempty"`
-	LastSnapshot       *time.Time `json:"last_snapshot,omitempty"`
+	Enabled      bool       `json:"enabled"`
+	LastDBDump   *time.Time `json:"last_db_dump,omitempty"`
+	LastSnapshot *time.Time `json:"last_snapshot,omitempty"`
 	// ⚠ THE FOUR FIELDS BELOW HAVE NO PRODUCER AND MUST NOT BE RENDERED. They are declared, they
 	// are on the wire, and nothing has assigned them since disk-tier restic moved to the host agent
 	// (slice 8C) — see the comment in buildBackupReport, which leaves them zero deliberately.