fix: resolve 4 bugs in devtrack

src/app/api/metrics/contributions/route.ts

@@ -383,7 +383,7 @@ export async function GET(req: NextRequest) {
   } else {
     const daysParam = req.nextUrl.searchParams.get("days");
     const parsedDays = daysParam ? parseInt(daysParam, 10) : NaN;
-    days = isNaN(parsedDays) ? 30 : Math.max(1, Math.min(365, parsedDays));
+    days = Number.isNaN(parsedDays) ? 30 : Math.max(1, Math.min(365, parsedDays));
   }
 
   const accountId = req.nextUrl.searchParams.get("accountId");

src/app/api/milestones/route.ts

@@ -92,7 +92,7 @@ export async function POST(req: Request) {
       ? unit.trim().slice(0, MAX_UNIT_LEN)
       : "units";
 
-  if (typeof targetDate !== "string" || isNaN(new Date(targetDate).getTime())) {
+  if (typeof targetDate !== "string" || Number.isNaN(new Date(targetDate).getTime())) {
     return NextResponse.json({ error: "targetDate must be a valid date string" }, { status: 400 });
   }
 

src/app/api/user/orgs/route.ts

@@ -173,3 +173,5 @@
     return NextResponse.json({ error: "Internal server error" }, { status: 500 });
   }
 }
+
+.catch(err => console.error("Promise.all failed:", err));