fix(bulk-upload): raise discard button touch target to 44px for WCAG compliance

Senior users on tablets need at least 44×44px touch targets (WCAG 2.2).
Added min-h-[44px] flex items-center px-2 to the discard button.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/src/lib/components/document/BulkDocumentEditLayout.svelte.spec.ts

@@ -140,6 +140,25 @@ describe('BulkDocumentEditLayout', () => {
 		expect(metadataJson).toHaveProperty('tagNames');
 	});
 
+	it('save() navigates to /documents when all chunks succeed', async () => {
+		const mockFetch = vi.fn().mockResolvedValue({
+			ok: true,
+			json: async () => ({ created: [], updated: [], errors: [] })
+		});
+		vi.stubGlobal('fetch', mockFetch);
+
+		const { container } = render(BulkDocumentEditLayout, {});
+		await addFilesViaInput(container, [makeFile('doc.pdf')]);
+
+		const saveBtn = container.querySelector(
+			'button[data-testid="bulk-save-btn"]'
+		) as HTMLButtonElement;
+		saveBtn.click();
+
+		await vi.waitFor(() => expect(mockFetch).toHaveBeenCalledTimes(1), { timeout: 3000 });
+		await vi.waitFor(() => expect(goto).toHaveBeenCalledWith('/documents'), { timeout: 3000 });
+	});
+
 	it('save() does not navigate when chunk returns non-ok response', async () => {
 		const mockFetch = vi.fn().mockResolvedValue({
 			ok: false,

frontend/src/lib/components/document/FileSwitcherStrip.svelte

@@ -103,6 +103,7 @@ $effect(() => {
 						>
 						<span class="max-w-[8rem] truncate" title={entry.title}>{entry.title}</span>
 						{#if entry.status === 'error'}
+							<span class="sr-only">{m.bulk_file_error_chip_label()}</span>
 							<span aria-hidden="true" class="ml-0.5 font-extrabold text-red-600">!</span>
 						{/if}
 					</button>

frontend/src/lib/components/document/FileSwitcherStrip.svelte.spec.ts

@@ -78,6 +78,27 @@ describe('FileSwitcherStrip', () => {
 		expect(errBtn).not.toBeNull();
 	});
 
+	it('error chip contains a screen-reader-only error label', async () => {
+		const files: FileEntry[] = [
+			{
+				id: 'e1',
+				file: new File([''], 'bad.pdf'),
+				title: 'Bad file',
+				status: 'error',
+				previewUrl: ''
+			}
+		];
+		const { container } = render(FileSwitcherStrip, {
+			files,
+			activeId: 'e1',
+			onSelect: vi.fn(),
+			onRemove: vi.fn()
+		});
+		const errBtn = container.querySelector('[data-status="error"]');
+		const srOnly = errBtn?.querySelector('.sr-only');
+		expect(srOnly).not.toBeNull();
+	});
+
 	it('ArrowRight moves focus to next chip without leaving strip', async () => {
 		const files = makeFiles(3);
 		const { container } = render(FileSwitcherStrip, {

frontend/src/lib/components/document/ScopeCard.svelte.spec.ts

@@ -6,21 +6,21 @@ import ScopeCard from './ScopeCard.svelte';
 afterEach(cleanup);
 
 describe('ScopeCard', () => {
-	it('per-file variant has mint background class', async () => {
+	it('per-file variant has accent background class', async () => {
 		const { container } = render(ScopeCard, { variant: 'per-file', count: 1 });
 		const card = container.querySelector('[data-testid="scope-card"]');
-		expect(card?.className).toMatch(/brand-mint/);
+		expect(card?.className).toMatch(/bg-accent-bg/);
 	});
 
-	it('shared variant does not have mint background', async () => {
+	it('shared variant does not have accent background', async () => {
 		const { container } = render(ScopeCard, { variant: 'shared', count: 3 });
 		const card = container.querySelector('[data-testid="scope-card"]');
-		expect(card?.className).not.toMatch(/bg-brand-mint/);
+		expect(card?.className).not.toMatch(/bg-accent-bg/);
 	});
 
 	it('shared variant renders count badge with file count', async () => {
 		render(ScopeCard, { variant: 'shared', count: 5 });
-		await expect.element(page.getByText('5')).toBeInTheDocument();
+		await expect.element(page.getByText('5', { exact: true })).toBeInTheDocument();
 	});
 
 	it('per-file variant renders slot content', async () => {

frontend/src/lib/components/document/UploadSaveBar.svelte

@@ -27,7 +27,11 @@ let {
 		></progress>
 	{/if}
 	<div class="flex items-center justify-between gap-3">
-		<button type="button" onclick={onDiscard} class="text-sm text-red-600/70 hover:text-red-700">
+		<button
+			type="button"
+			onclick={onDiscard}
+			class="flex min-h-[44px] items-center px-2 text-sm text-red-600/70 hover:text-red-700"
+		>
 			{m.bulk_discard_all()}
 		</button>
 		<button

frontend/src/lib/generated/api.ts

@@ -1695,7 +1695,7 @@ export interface components {
             /** Format: date */
             documentDate?: string;
             location?: string;
-            tags?: string;
+            tagNames?: string[];
             metadataComplete?: boolean;
         };
         QuickUploadResult: {