feat: implement app-side telemetry sender

Add the shared telemetry sender, wire the CLI/server emit points,
and cover the config and completion behavior with tests.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

cli/src/commands/onboard.ts

@@ -33,6 +33,8 @@ import {
 } from "../config/home.js";
 import { bootstrapCeoInvite } from "./auth-bootstrap-ceo.js";
 import { printPaperclipCliBanner } from "../utils/banner.js";
+import { getTelemetryClient } from "../telemetry.js";
+import { trackInstallStarted, trackInstallCompleted } from "@paperclipai/shared/telemetry";
 
 type SetupMode = "quickstart" | "advanced";
 
@@ -356,6 +358,9 @@ export async function onboard(opts: OnboardOptions): Promise<void> {
     setupMode = setupModeChoice as SetupMode;
   }
 
+  const tc = getTelemetryClient();
+  if (tc) trackInstallStarted(tc, { setupMode });
+
   let llm: PaperclipConfig["llm"] | undefined;
   const { defaults: derivedDefaults, usedEnvKeys, ignoredEnvKeys } = quickstartDefaultsFromEnv();
   let {
@@ -488,6 +493,9 @@ export async function onboard(opts: OnboardOptions): Promise<void> {
     logging,
     server,
     auth,
+    telemetry: {
+      enabled: true,
+    },
     storage,
     secrets,
   };
@@ -501,6 +509,12 @@ export async function onboard(opts: OnboardOptions): Promise<void> {
 
   writeConfig(config, opts.config);
 
+  if (tc) trackInstallCompleted(tc, {
+    setupMode,
+    dbMode: database.mode,
+    deploymentMode: server.deploymentMode,
+  });
+
   p.note(
     [
       `Database: ${database.mode}`,