fix(cli): persistent anonymous telemetry ID + pass source=CLI in all API calls (#4789)

cli/node/src/config.ts

@@ -31,10 +31,15 @@ export interface DefaultsConfig {
 	enableGraph: boolean;
 }
 
+export interface TelemetryConfig {
+	anonymousId: string;
+}
+
 export interface Mem0Config {
 	version: number;
 	defaults: DefaultsConfig;
 	platform: PlatformConfig;
+	telemetry: TelemetryConfig;
 }
 
 export function createDefaultConfig(): Mem0Config {
@@ -52,6 +57,9 @@ export function createDefaultConfig(): Mem0Config {
 			baseUrl: DEFAULT_BASE_URL,
 			userEmail: "",
 		},
+		telemetry: {
+			anonymousId: "",
+		},
 	};
 }
 
@@ -80,6 +88,9 @@ export function loadConfig(): Mem0Config {
 		config.defaults.appId = defaults.app_id ?? "";
 		config.defaults.runId = defaults.run_id ?? "";
 		config.defaults.enableGraph = defaults.enable_graph ?? false;
+
+		const telemetry = data.telemetry ?? {};
+		config.telemetry.anonymousId = telemetry.anonymous_id ?? "";
 	}
 
 	// Environment variable overrides
@@ -119,6 +130,9 @@ export function saveConfig(config: Mem0Config): void {
 			base_url: config.platform.baseUrl,
 			user_email: config.platform.userEmail,
 		},
+		telemetry: {
+			anonymous_id: config.telemetry.anonymousId,
+		},
 	};
 
 	fs.writeFileSync(CONFIG_FILE, JSON.stringify(data, null, 2));