debug: trace inside buildHref

apps/web/src/app/projects/sase/vin-decode/vins/_query.ts

@@ -17,12 +17,18 @@ export function buildHref(
     ...patch,
   } as Record<string, string | string[] | undefined>;
   const usp = new URLSearchParams();
+  const trace: string[] = [];
   for (const [k, v] of Object.entries(merged)) {
+    trace.push(`${k}=${JSON.stringify(v)}(${typeof v})`);
     if (v === undefined || v === null || v === "") continue;
     if (Array.isArray(v)) for (const item of v) if (item) usp.append(k, item);
     else usp.set(k, String(v));
   }
   const qs = usp.toString();
+  // eslint-disable-next-line no-console
+  if (typeof window !== "undefined") {
+    console.log("[buildHref] entries=", trace.join(" | "), "qs=", qs);
+  }
   return qs ? `?${qs}` : "?";
 }