feat assistant context and agent trace

apps/nextjs/src/components/assistant/assistant-tool-trace.ts

@@ -0,0 +1,16 @@
+const targetKeys = ["name", "title", "query", "searchText", "appName", "widgetName"] as const;
+
+export const getAssistantToolTraceTarget = (args: unknown): string | null => {
+  if (!args || typeof args !== "object" || Array.isArray(args)) return null;
+  const record = args as Record<string, unknown>;
+
+  for (const key of targetKeys) {
+    const value = record[key];
+    if (typeof value !== "string") continue;
+    const normalized = value.trim().replaceAll(/\s+/gu, " ");
+    if (normalized.length === 0) continue;
+    return normalized.length > 80 ? `${normalized.slice(0, 77)}…` : normalized;
+  }
+
+  return null;
+};