fix(render): add end-to-end observability (#1248)

packages/core/src/telemetryRedaction.test.ts

@@ -0,0 +1,19 @@
+import { describe, expect, it } from "vitest";
+import { redactTelemetryString } from "./telemetryRedaction.js";
+
+describe("redactTelemetryString", () => {
+  it("redacts macOS, Linux, Windows, file URLs, and URL query strings", () => {
+    expect(
+      redactTelemetryString(
+        [
+          "/Users/alice/project/video.mp4",
+          "/home/ubuntu/project/video.mp4",
+          "/workspace/app/video.mp4",
+          "C:\\Users\\Alice\\project\\video.mp4",
+          "file:///tmp/render/video.mp4",
+          "https://example.com/video.mp4?token=secret",
+        ].join(" "),
+      ),
+    ).toBe("[path] [path] [path] [path] [file-url] https://example.com/video.mp4?…");
+  });
+});