# Phase 0 spikes

These notes are the gate. Do not implement `web/` chat, playbooks, or deploy until every note below is `done`.

Throwaway fixtures and scripts are allowed. Product UI is not.

| Spike | File | Status |
|---|---|---|
| Golden-task harness (R7) | [golden-task.md](./golden-task.md) | partial — live Grok pending key |
| Builder detect (R6 / R13) | [builder-detect.md](./builder-detect.md) | done |
| Pairing threat model (R9) | [pairing-threat-model.md](./pairing-threat-model.md) | done |
| Large-site mirror timing (R4) | [mirror-timing.md](./mirror-timing.md) | done — synthetic 2GB |
| P0 plugin catalog | [plugin-catalog.md](./plugin-catalog.md) | done |

Batch writeup: [phase-0-harness.md](./phase-0-harness.md).