feat(housekeeping): finish accessible command deck

src/features/housekeeping/foundation/shell/command-deck.tsx

@@ -276,7 +276,7 @@ export function CommandDeck({
 				aria-haspopup="dialog"
 				aria-expanded={open}
 				onClick={() => setOpen(true)}
-				className="flex items-center gap-2 rounded-md border border-[var(--admin-border)] bg-[var(--admin-surface)] px-3 py-2 text-sm text-[var(--admin-text)]"
+				className="flex min-w-0 items-center gap-2 rounded-md border border-[var(--admin-border)] bg-[var(--admin-surface)] px-3 py-2 text-sm text-[var(--admin-text)] focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-[var(--admin-accent)]"
 			>
 				<span>{labels.trigger}</span>
 				<kbd className="text-xs text-[var(--admin-text-muted)]">Ctrl+K</kbd>
@@ -286,14 +286,14 @@ export function CommandDeck({
 					role="dialog"
 					aria-modal="true"
 					aria-label={labels.trigger}
-					className="fixed inset-0 z-50 flex items-start justify-center bg-[var(--admin-canvas)]/80 p-4 pt-[10vh]"
+					className="fixed inset-0 z-50 flex items-start justify-center bg-[var(--admin-canvas)]/80 p-2 sm:p-4 pt-4 sm:pt-[10vh]"
 				>
-					<div className="w-full max-w-2xl rounded-lg border border-[var(--admin-border)] bg-[var(--admin-surface)] shadow-xl">
+					<div className="max-h-[calc(100dvh-2rem)] min-w-0 w-full max-w-2xl overflow-hidden rounded-lg border border-[var(--admin-border)] bg-[var(--admin-surface)] shadow-xl">
 						<div className="flex justify-end border-b border-[var(--admin-border)] p-2">
 							<button
 								type="button"
 								onClick={close}
-								className="rounded px-2 py-1 text-sm text-[var(--admin-text-muted)]"
+								className="rounded px-2 py-1 text-sm text-[var(--admin-text-muted)] focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-[var(--admin-accent)]"
 							>
 								{labels.close}
 							</button>
@@ -316,10 +316,17 @@ export function CommandDeck({
 								placeholder={labels.placeholder}
 								aria-label={labels.placeholder}
 							/>
-							<CommandList aria-busy={loading}>
+							<CommandList
+								aria-busy={loading}
+								className="min-w-0 overflow-y-auto"
+							>
 								{loading ? <p role="status">{labels.loading}</p> : null}
 								{response.errors.length > 0 ? (
-									<p role="status" className="px-3 py-2 text-sm">
+									<p
+										role="alert"
+										aria-live="assertive"
+										className="px-3 py-2 text-sm"
+									>
 										{labels.partial}
 									</p>
 								) : null}