Align preview typography with FFmpeg output, add video/song title split, and ship OSS updates.

Separate YouTube video titles from on-video song/artist fields with Pro gating, serve curated fonts and watermark assets for 1:1 preview parity, and include billing/API/docs/deploy stack for self-hosted release.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/api/admin/reset-credits/route.ts

@@ -0,0 +1,69 @@
+import { NextRequest, NextResponse } from "next/server";
+import { adminResetUserCredits } from "@/lib/billing";
+import { prisma } from "@/lib/db";
+
+/**
+ * Admin utility: reset / adjust a user's credits.
+ * Authorization: Bearer ${ADMIN_API_KEY}
+ *
+ * Body: { userId | email, plan?, monthlyCredits?, creditsUsed?, extraCredits?, clearFreeTopUp? }
+ */
+export async function POST(req: NextRequest) {
+  const adminKey = process.env.ADMIN_API_KEY;
+  if (!adminKey) {
+    return NextResponse.json({ error: "Admin API not configured" }, { status: 503 });
+  }
+
+  const auth = req.headers.get("authorization");
+  if (auth !== `Bearer ${adminKey}`) {
+    return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+  }
+
+  let body: {
+    userId?: string;
+    email?: string;
+    plan?: "FREE" | "PREMIUM";
+    monthlyCredits?: number;
+    creditsUsed?: number;
+    extraCredits?: number;
+    clearFreeTopUp?: boolean;
+  };
+  try {
+    body = await req.json();
+  } catch {
+    return NextResponse.json({ error: "Invalid JSON" }, { status: 400 });
+  }
+
+  let userId = body.userId;
+  if (!userId && body.email) {
+    const found = await prisma.user.findUnique({ where: { email: body.email } });
+    if (!found) {
+      return NextResponse.json({ error: "User not found" }, { status: 404 });
+    }
+    userId = found.id;
+  }
+  if (!userId) {
+    return NextResponse.json({ error: "Provide userId or email" }, { status: 400 });
+  }
+
+  const updated = await adminResetUserCredits(userId, {
+    plan: body.plan,
+    monthlyCredits: body.monthlyCredits,
+    creditsUsed: body.creditsUsed,
+    extraCredits: body.extraCredits,
+    clearFreeTopUp: body.clearFreeTopUp,
+  });
+
+  return NextResponse.json({
+    ok: true,
+    user: {
+      id: updated.id,
+      email: updated.email,
+      plan: updated.plan,
+      monthlyCredits: updated.monthlyCredits,
+      creditsUsed: updated.videosUsed,
+      extraCredits: updated.extraCredits,
+      freeTopUpPurchased: updated.freeTopUpPurchased,
+    },
+  });
+}