D2: simplify JobErrorLine — optional props, no retrying state, no icon

src/lib/components/JobErrorLine.svelte

@@ -5,7 +5,7 @@
 		job: Job;
 		accentColor: string;
 		onRetry?: (jobId: string) => void;
-		onDelete?: () => void;
+		onDelete?: (jobId: string) => void;
 		retryLabel?: string;
 		deleteLabel?: string;
 	}
@@ -33,7 +33,7 @@
 			<button class="retry-btn" onclick={handleRetry} aria-label={retryLabel}>{retryLabel}</button>
 		{/if}
 		{#if onDelete}
-			<button class="delete-btn" onclick={onDelete} aria-label={deleteLabel}>{deleteLabel}</button>
+			<button class="delete-btn" onclick={(e) => { e.preventDefault(); e.stopPropagation(); onDelete?.(job.id); }} aria-label={deleteLabel}>{deleteLabel}</button>
 		{/if}
 	</div>
 {:else if job.status === 'cancelled'}