feat: an account pane on Azure account rows: fields and groups to move through and copy

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

internal/ui/app/help.go

@@ -36,6 +36,7 @@ type contextHelp struct {
 	k        keys.Map
 	focus    pane
 	commands bool // custom commands apply here
+	account  bool // the fourth pane describes an account (source_detail.go)
 }
 
 func (c contextHelp) ShortHelp() []key.Binding {
@@ -44,6 +45,10 @@ func (c contextHelp) ShortHelp() []key.Binding {
 	if k.Login.Enabled() {
 		b = append(b, k.Login)
 	}
+	if c.focus == paneDetail && c.account {
+		copyField := key.NewBinding(key.WithKeys(k.Copy.Keys()...), key.WithHelp(k.Copy.Help().Key, "copy"))
+		return append(b, k.Up, k.Down, copyField, k.Help, k.Quit)
+	}
 	switch c.focus {
 	case paneSources:
 		b = append(b, k.Enter, k.Search, k.Share, k.ShareMenu, k.Favourite, k.Favourites, k.Note, k.Filter)