test: run suite through isolated mock runner

script/run-ci-tests.test.ts

@@ -0,0 +1,11 @@
+import { describe, expect, test } from "bun:test"
+
+describe("test script isolation", () => {
+  test("#given mock.module tests in the suite #then bun run test uses the isolated CI runner", async () => {
+    //#given
+    const packageJson = await Bun.file("package.json").json()
+
+    //#then
+    expect(packageJson.scripts.test).toBe("bun run script/run-ci-tests.ts")
+  })
+})