refactor: remove PageTransition component and adjust TierlistSelectionPage layout

feat: add card caching and database seeding functionality

chore: update biome schema version and adjust linting rules

fix: correct table reference handling in cdnReferences view

feat: implement card API endpoint for fetching and caching character cards

chore: update dependencies and remove unused framer-motion package

chore: enhance Docker setup with health checks and improved service definitions

fix: ensure proper handling of admin account creation during database seeding

style: enforce stricter TypeScript checks and improve code readability

app/api/card/[sub]/route.ts

@@ -0,0 +1,34 @@
+import { eq } from "drizzle-orm";
+import { after, type NextRequest } from "next/server";
+import { db } from "@/lib/db";
+import { cards, characters, submissions } from "@/lib/db/schema";
+
+export async function GET(
+  _req: NextRequest,
+  { params }: RouteContext<"/api/card/[sub]">,
+) {
+  const { sub: subId } = await params;
+  const [[sub], [image]] = await Promise.all([
+    db.select().from(submissions).where(eq(submissions.id, subId)),
+    db.select().from(cards).where(eq(cards.submission, subId)),
+  ]);
+  if (image && image.image) return new Response(new Uint8Array(image.image));
+  const [char] = await db
+    .select()
+    .from(characters)
+    .where(eq(characters.name, sub.char));
+  if (!char)
+    return new Response(`Unknown character: ${sub.char}`, { status: 500 });
+  const card = await fetch(
+    `https://cards.enka.network/u/${sub.uid}/${char.amber}/image`,
+  );
+  if (!card.ok) return card;
+  const fresh = await card.arrayBuffer();
+  after(async () => {
+    await db.insert(cards).values({
+      image: Buffer.from(fresh),
+      submission: subId,
+    });
+  });
+  return new Response(fresh);
+}