chore: import upstream snapshot with attribution

apps/webapp/test/httpErrors.test.ts

@@ -0,0 +1,28 @@
+import { describe, expect, it } from "vitest";
+import { throwNotFound } from "~/utils/httpErrors";
+
+describe("throwNotFound", () => {
+  it("throws a Response with status 404 and the provided statusText", () => {
+    let thrown: unknown;
+    try {
+      throwNotFound("Environment not found");
+    } catch (e) {
+      thrown = e;
+    }
+
+    expect(thrown).toBeInstanceOf(Response);
+    expect((thrown as Response).status).toBe(404);
+    expect((thrown as Response).statusText).toBe("Environment not found");
+  });
+
+  it("passes through whatever statusText the caller provides", () => {
+    let thrown: unknown;
+    try {
+      throwNotFound("Project not found");
+    } catch (e) {
+      thrown = e;
+    }
+
+    expect((thrown as Response).statusText).toBe("Project not found");
+  });
+});