created price-history.ts to get history data and added to modal via chart.js

src/pages/partials/price-history.ts

@@ -0,0 +1,39 @@
+import type { APIRoute } from 'astro';
+import { db } from '../../db/index';
+import { priceHistory, skus } from '../../db/schema';
+import { eq, inArray } from 'drizzle-orm';
+
+export const prerender = false;
+
+export const GET: APIRoute = async ({ url }) => {
+  const cardId = Number(url.searchParams.get('cardId')) || 0;
+
+  // Get all skus for this card
+  const cardSkus = await db
+    .select()
+    .from(skus)
+    .where(eq(skus.cardId, cardId));
+
+  if (!cardSkus.length) {
+    return new Response(JSON.stringify([]), { headers: { 'Content-Type': 'application/json' } });
+  }
+
+  const skuIds = cardSkus.map(s => s.skuId);
+
+  // Fetch price history for all skus
+  const history = await db
+    .select({
+      skuId: priceHistory.skuId,
+      calculatedAt: priceHistory.calculatedAt,
+      marketPrice: priceHistory.marketPrice,
+      condition: skus.condition,
+    })
+    .from(priceHistory)
+    .innerJoin(skus, eq(priceHistory.skuId, skus.skuId))
+    .where(inArray(priceHistory.skuId, skuIds))
+    .orderBy(priceHistory.calculatedAt);
+
+  return new Response(JSON.stringify(history), {
+    headers: { 'Content-Type': 'application/json' }
+  });
+};