feat(admin): add OCR admin routes — overview, global history, sender detail

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

frontend/src/routes/admin/ocr/+page.server.ts

@@ -0,0 +1,16 @@
+import { error } from '@sveltejs/kit';
+import type { PageServerLoad } from './$types';
+import { createApiClient } from '$lib/api.server';
+import { getErrorMessage } from '$lib/errors';
+
+export const load: PageServerLoad = async ({ fetch }) => {
+	const api = createApiClient(fetch);
+	const result = await api.GET('/api/ocr/training-info');
+
+	if (!result.response.ok) {
+		const code = (result.error as unknown as { code?: string })?.code;
+		throw error(result.response.status, getErrorMessage(code));
+	}
+
+	return { trainingInfo: result.data! };
+};

frontend/src/routes/admin/ocr/+page.svelte

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+<script lang="ts">
+import type { PageData } from './$types';
+import OcrHealthBar from './OcrHealthBar.svelte';
+import OcrStatCards from './OcrStatCards.svelte';
+import OcrModelsTable from './OcrModelsTable.svelte';
+
+let { data }: { data: PageData } = $props();
+const { trainingInfo } = $derived(data);
+</script>
+
+<div class="flex flex-col gap-6 p-6">
+	<!-- Page title + health bar -->
+	<div class="flex items-center justify-between">
+		<h1 class="font-sans text-lg font-bold tracking-widest text-brand-navy uppercase">OCR</h1>
+		<OcrHealthBar ocrServiceAvailable={trainingInfo.ocrServiceAvailable ?? false} />
+	</div>
+
+	<!-- Stats -->
+	<OcrStatCards
+		availableBlocks={trainingInfo.availableBlocks ?? 0}
+		totalOcrBlocks={trainingInfo.totalOcrBlocks ?? 0}
+		availableDocuments={trainingInfo.availableDocuments ?? 0}
+		availableSegBlocks={trainingInfo.availableSegBlocks ?? 0}
+	/>
+
+	<!-- Sender models -->
+	<div>
+		<div class="mb-3 flex items-center justify-between">
+			<h2 class="text-xs font-bold tracking-widest text-gray-400 uppercase">Sender Models</h2>
+			<a
+				href="/admin/ocr/global"
+				class="text-xs font-medium text-brand-navy/60 transition-colors hover:text-brand-navy"
+			>
+				Global history →
+			</a>
+		</div>
+		<OcrModelsTable
+			senderModels={trainingInfo.senderModels ?? []}
+			personNames={trainingInfo.personNames ?? {}}
+		/>
+	</div>
+</div>

frontend/src/routes/admin/ocr/[personId]/+page.server.ts

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+import { error } from '@sveltejs/kit';
+import type { PageServerLoad } from './$types';
+import { createApiClient } from '$lib/api.server';
+import { getErrorMessage } from '$lib/errors';
+
+export const load: PageServerLoad = async ({ params, fetch }) => {
+	const api = createApiClient(fetch);
+	const result = await api.GET('/api/ocr/training-info/{personId}', {
+		params: { path: { personId: params.personId } }
+	});
+
+	if (!result.response.ok) {
+		const code = (result.error as unknown as { code?: string })?.code;
+		throw error(result.response.status, getErrorMessage(code));
+	}
+
+	return { history: result.data! };
+};

frontend/src/routes/admin/ocr/[personId]/+page.svelte

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+<script lang="ts">
+import type { PageData } from './$types';
+import TrainingHistory from '$lib/components/TrainingHistory.svelte';
+
+let { data }: { data: PageData } = $props();
+const personName = $derived(Object.values(data.history.personNames ?? {})[0] ?? 'Unknown');
+</script>
+
+<div class="flex flex-col gap-6 p-6">
+	<div class="flex items-center gap-4">
+		<a
+			href="/admin/ocr"
+			class="group inline-flex items-center text-xs font-bold tracking-widest text-gray-500 uppercase transition-colors hover:text-brand-navy"
+		>
+			<svg
+				class="mr-2 h-4 w-4 transform transition-transform group-hover:-translate-x-1"
+				fill="none"
+				viewBox="0 0 24 24"
+				stroke="currentColor"
+				stroke-width="2"
+				><path stroke-linecap="round" stroke-linejoin="round" d="M15 19l-7-7 7-7" /></svg
+			>
+			OCR
+		</a>
+		<h1 class="font-sans text-lg font-bold tracking-widest text-brand-navy uppercase">
+			{personName}
+		</h1>
+	</div>
+
+	<TrainingHistory runs={data.history.runs ?? []} personNames={data.history.personNames ?? {}} />
+</div>

frontend/src/routes/admin/ocr/[personId]/page.server.spec.ts

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+import { beforeEach, describe, expect, it, vi } from 'vitest';
+import { load } from './+page.server';
+
+const mockApi = { GET: vi.fn() };
+
+vi.mock('$lib/api.server', () => ({ createApiClient: () => mockApi }));
+
+beforeEach(() => vi.clearAllMocks());
+
+describe('admin/ocr/[personId] — load', () => {
+	it('returns sender history from API', async () => {
+		const personId = '123e4567-e89b-12d3-a456-426614174000';
+		mockApi.GET.mockResolvedValue({
+			response: { ok: true },
+			data: { runs: [], personNames: { [personId]: 'Anna Müller' } }
+		});
+
+		const result = (await load({ params: { personId }, fetch } as never))!;
+
+		expect(result.history.personNames?.[personId]).toBe('Anna Müller');
+	});
+
+	it('throws 404 when person not found', async () => {
+		mockApi.GET.mockResolvedValue({
+			response: { ok: false, status: 404 },
+			error: { code: 'PERSON_NOT_FOUND' }
+		});
+
+		await expect(
+			load({ params: { personId: 'unknown-id' }, fetch } as never)
+		).rejects.toMatchObject({ status: 404 });
+	});
+});

frontend/src/routes/admin/ocr/global/+page.server.ts

@@ -0,0 +1,16 @@
+import { error } from '@sveltejs/kit';
+import type { PageServerLoad } from './$types';
+import { createApiClient } from '$lib/api.server';
+import { getErrorMessage } from '$lib/errors';
+
+export const load: PageServerLoad = async ({ fetch }) => {
+	const api = createApiClient(fetch);
+	const result = await api.GET('/api/ocr/training-info/global');
+
+	if (!result.response.ok) {
+		const code = (result.error as unknown as { code?: string })?.code;
+		throw error(result.response.status, getErrorMessage(code));
+	}
+
+	return { history: result.data! };
+};

frontend/src/routes/admin/ocr/global/+page.svelte

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+<script lang="ts">
+import type { PageData } from './$types';
+import TrainingHistory from '$lib/components/TrainingHistory.svelte';
+
+let { data }: { data: PageData } = $props();
+</script>
+
+<div class="flex flex-col gap-6 p-6">
+	<div class="flex items-center gap-4">
+		<a
+			href="/admin/ocr"
+			class="group inline-flex items-center text-xs font-bold tracking-widest text-gray-500 uppercase transition-colors hover:text-brand-navy"
+		>
+			<svg
+				class="mr-2 h-4 w-4 transform transition-transform group-hover:-translate-x-1"
+				fill="none"
+				viewBox="0 0 24 24"
+				stroke="currentColor"
+				stroke-width="2"
+				><path stroke-linecap="round" stroke-linejoin="round" d="M15 19l-7-7 7-7" /></svg
+			>
+			OCR
+		</a>
+		<h1 class="font-sans text-lg font-bold tracking-widest text-brand-navy uppercase">
+			Global History
+		</h1>
+	</div>
+
+	<TrainingHistory runs={data.history.runs ?? []} personNames={data.history.personNames ?? {}} />
+</div>

frontend/src/routes/admin/ocr/global/page.server.spec.ts

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+import { beforeEach, describe, expect, it, vi } from 'vitest';
+import { load } from './+page.server';
+
+const mockApi = { GET: vi.fn() };
+
+vi.mock('$lib/api.server', () => ({ createApiClient: () => mockApi }));
+
+beforeEach(() => vi.clearAllMocks());
+
+describe('admin/ocr/global — load', () => {
+	it('returns history from API', async () => {
+		mockApi.GET.mockResolvedValue({
+			response: { ok: true },
+			data: { runs: [{ id: 'run1' }], personNames: {} }
+		});
+
+		const result = (await load({ fetch } as never))!;
+
+		expect(result.history.runs).toHaveLength(1);
+	});
+
+	it('throws error when API call fails', async () => {
+		mockApi.GET.mockResolvedValue({ response: { ok: false, status: 500 }, error: {} });
+
+		await expect(load({ fetch } as never)).rejects.toMatchObject({ status: 500 });
+	});
+});

frontend/src/routes/admin/ocr/page.server.spec.ts

@@ -0,0 +1,28 @@
+import { beforeEach, describe, expect, it, vi } from 'vitest';
+import { load } from './+page.server';
+
+const mockApi = { GET: vi.fn() };
+
+vi.mock('$lib/api.server', () => ({ createApiClient: () => mockApi }));
+
+beforeEach(() => vi.clearAllMocks());
+
+describe('admin/ocr — load', () => {
+	it('returns trainingInfo from API', async () => {
+		mockApi.GET.mockResolvedValue({
+			response: { ok: true },
+			data: { availableBlocks: 10, ocrServiceAvailable: true, senderModels: [] }
+		});
+
+		const result = (await load({ fetch } as never))!;
+
+		expect(result.trainingInfo.availableBlocks).toBe(10);
+		expect(result.trainingInfo.ocrServiceAvailable).toBe(true);
+	});
+
+	it('throws 503 when OCR API call fails', async () => {
+		mockApi.GET.mockResolvedValue({ response: { ok: false, status: 503 }, error: {} });
+
+		await expect(load({ fetch } as never)).rejects.toMatchObject({ status: 503 });
+	});
+});