feat(ocr): move training cards from system page to OCR overview page

OcrTrainingCard and SegmentationTrainingCard now live on the dedicated
OCR overview page. System page no longer fetches training info.
SegmentationTrainingCard updated to use shared TrainingRun type.

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

frontend/src/lib/components/SegmentationTrainingCard.svelte

@@ -1,23 +1,12 @@
 <script lang="ts">
 import TrainingHistory from './TrainingHistory.svelte';
 import { m } from '$lib/paraglide/messages.js';
-
-interface Run {
-	id: string;
-	status: 'RUNNING' | 'DONE' | 'FAILED';
-	blockCount: number;
-	documentCount: number;
-	modelName: string;
-	errorMessage?: string;
-	triggeredBy?: string;
-	createdAt: string;
-	completedAt?: string;
-}
+import type { TrainingRun } from '$lib/types/training.js';
 
 interface TrainingInfo {
 	availableSegBlocks?: number;
 	ocrServiceAvailable?: boolean;
-	runs?: Run[];
+	runs?: TrainingRun[];
 }
 
 interface Props {

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

@@ -3,6 +3,8 @@ import type { PageData } from './$types';
 import OcrHealthBar from './OcrHealthBar.svelte';
 import OcrStatCards from './OcrStatCards.svelte';
 import OcrModelsTable from './OcrModelsTable.svelte';
+import OcrTrainingCard from '$lib/components/OcrTrainingCard.svelte';
+import SegmentationTrainingCard from '$lib/components/SegmentationTrainingCard.svelte';
 import * as m from '$lib/paraglide/messages.js';
 
 let { data }: { data: PageData } = $props();
@@ -27,6 +29,12 @@ const { trainingInfo } = $derived(data);
 			availableSegBlocks={trainingInfo.availableSegBlocks ?? 0}
 		/>
 
+		<!-- Training -->
+		<div class="grid grid-cols-1 gap-4 lg:grid-cols-2">
+			<OcrTrainingCard trainingInfo={trainingInfo} />
+			<SegmentationTrainingCard trainingInfo={trainingInfo} />
+		</div>
+
 		<!-- Sender models -->
 		<div>
 			<div class="mb-3 flex items-center justify-between">

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

@@ -1,13 +1,6 @@
 <script lang="ts">
 import { onDestroy } from 'svelte';
 import { m } from '$lib/paraglide/messages.js';
-import OcrTrainingCard from '$lib/components/OcrTrainingCard.svelte';
-import SegmentationTrainingCard from '$lib/components/SegmentationTrainingCard.svelte';
-import type { components } from '$lib/generated/api.js';
-
-type TrainingInfo = components['schemas']['TrainingInfoResponse'];
-
-let trainingInfo: TrainingInfo | null = $state(null);
 
 let backfillResult: number | null = $state(null);
 let backfillLoading = $state(false);
@@ -58,16 +51,8 @@ async function triggerImport() {
 	}
 }
 
-async function fetchTrainingInfo() {
-	const res = await fetch('/api/ocr/training-info');
-	if (res.ok) {
-		trainingInfo = await res.json();
-	}
-}
-
 $effect(() => {
 	fetchImportStatus();
-	fetchTrainingInfo();
 });
 
 onDestroy(() => stopPolling());
@@ -103,12 +88,6 @@ async function backfillFileHashes() {
 
 <div class="flex-1 overflow-y-auto p-6">
 	<div class="mx-auto max-w-2xl space-y-5">
-		<!-- OCR Recognition Training -->
-		<OcrTrainingCard trainingInfo={trainingInfo} />
-
-		<!-- OCR Segmentation Training -->
-		<SegmentationTrainingCard trainingInfo={trainingInfo} />
-
 		<!-- Backfill versions -->
 		<div class="rounded-sm border border-line bg-surface p-6 shadow-sm">
 			<h2 class="mb-1 font-sans text-sm font-bold text-ink">{m.admin_system_backfill_heading()}</h2>

frontend/src/routes/admin/system/page.svelte.spec.ts

@@ -78,8 +78,6 @@ describe('Admin system page — mass import card', () => {
 					startedAt: null
 				})
 			})
-			// training info fetch → empty
-			.mockResolvedValueOnce({ ok: true, json: async () => ({}) })
 			// trigger POST → returns RUNNING immediately
 			.mockResolvedValueOnce({
 				ok: true,