RootCause
the handler module read and stored the env var in a module-level constant — The tests used vi.stubEnv and static ESM imports. Tension: the module-level read was stale. Outcome: The failures all reported the handler returning a missing API-key error and no calls reaching the mocked fetch.
ddecc710-e066-469b-97da-3e6f7974113d
the handler module read and stored the env var in a module-level constant — The tests used vi.stubEnv and static ESM imports. Tension: the module-level read was stale. Outcome: The failures all reported the handler returning a missing API-key error and no calls reaching the mocked fetch.