cs-prices: price history backfill (Steam daily median since 2013 from the public listing page, CSFloat daily averages, ECB FX history) in separate *-history streams; labelled on item charts

src/lib/server/db/schema/cs-prices.ts

@@ -185,3 +185,21 @@ export const csFxRates = csSchema.table('fx_rates', {
 	day: date('day').primaryKey(),
 	usdEur: numeric('usd_eur', { precision: 12, scale: 8 }).notNull()
 });
+
+// Backfill bookkeeping (scripts/cs-history.ts): which config was fetched from which history
+// source, so the slow, throttled backfill can resume. History rows themselves live in
+// daily_prices under their own streams (kind ending in `-history`).
+export const csHistoryFetches = csSchema.table(
+	'history_fetches',
+	{
+		itemId: integer('item_id')
+			.notNull()
+			.references(() => csMarketItems.id, { onDelete: 'cascade' }),
+		source: text('source').notNull(),
+		fetchedAt: timestamp('fetched_at', { withTimezone: true }).notNull().defaultNow(),
+		points: integer('points').notNull().default(0),
+		firstDay: date('first_day'),
+		error: text('error')
+	},
+	(table) => [primaryKey({ name: 'history_fetches_pkey', columns: [table.itemId, table.source] })]
+);

src/routes/projects/cs-prices/[slug]/+page.svelte

@@ -13,7 +13,9 @@
 		'steam-market:sale-avg': '#a855f7',
 		'steam-market:lowest-listing': '#d946ef',
 		'csfloat:lowest-listing': '#f59e0b',
-		'buff163:lowest-listing': '#ef4444'
+		'buff163:lowest-listing': '#ef4444',
+		'steam-market:sale-median-history': '#14b8a6',
+		'csfloat:sale-avg-history': '#f97316'
 	};
 	const sourceNames: Record<string, string> = {
 		skinport: 'Skinport',
@@ -24,7 +26,9 @@
 	const kindNames: Record<string, string> = {
 		'lowest-listing': 'lowest listing',
 		'sale-median-24h': 'sold, 24h median',
-		'sale-avg': 'sold, average'
+		'sale-avg': 'sold, average',
+		'sale-median-history': 'sold, daily median (history)',
+		'sale-avg-history': 'sold, daily average (history)'
 	};
 	const eur = new Intl.NumberFormat('nl-NL', { style: 'currency', currency: 'EUR' });
 	const usd = new Intl.NumberFormat('nl-NL', { style: 'currency', currency: 'USD' });