Improve pilot chat live traces and remove mock placeholders

Frontend/server/agent/crmAgent.ts

@@ -30,6 +30,17 @@ export type AgentReply = {
   dbWrites?: Array<{ kind: string; detail: string }>;
 };
 
+export type AgentTraceEvent = {
+  text: string;
+  toolRun?: {
+    name: string;
+    status: "ok" | "error";
+    input: string;
+    output: string;
+    at: string;
+  };
+};
+
 function normalize(s: string) {
   return s.trim().toLowerCase();
 }
@@ -81,7 +92,12 @@ export async function runCrmAgent(userText: string): Promise<AgentReply> {
 }
 
 export async function runCrmAgentFor(
-  input: { teamId: string; userId: string; userText: string },
+  input: {
+    teamId: string;
+    userId: string;
+    userText: string;
+    onTrace?: (event: AgentTraceEvent) => Promise<void> | void;
+  },
 ): Promise<AgentReply> {
   const mode = (process.env.CF_AGENT_MODE ?? "langgraph").toLowerCase();
   const llmApiKey =