refactor(telemetry): preserve event property precedence

packages/kilo-telemetry/src/__tests__/telemetry.test.ts

@@ -85,14 +85,10 @@ describe("TelemetryEvent", () => {
 })
 
 describe("Telemetry", () => {
-  test("includes immutable host OS properties", () => {
+  test("includes host OS properties", () => {
     const capture = spyOn(Client, "capture").mockImplementation(() => {})
 
-    Telemetry.track(TelemetryEvent.CLI_START, {
-      os_name: "overridden",
-      os_version: "overridden",
-      os_arch: "overridden",
-    })
+    Telemetry.track(TelemetryEvent.CLI_START)
 
     expect(capture).toHaveBeenCalledWith(
       TelemetryEvent.CLI_START,

packages/kilo-telemetry/src/telemetry.ts

@@ -127,13 +127,7 @@ export namespace Telemetry {
   }
 
   export function track(event: TelemetryEvent, properties?: Record<string, unknown>) {
-    Client.capture(event, {
-      ...props,
-      ...properties,
-      os_name: props.os_name,
-      os_version: props.os_version,
-      os_arch: props.os_arch,
-    })
+    Client.capture(event, { ...props, ...properties })
   }
 
   // CLI Lifecycle