Added `scripts/agent/smoke-test.mjs` to verify key application flows in a headless environment.
Features:
- Verifies Relay Connection
- Verifies NSEC Login (Ephemeral)
- Verifies Video Publishing (Sign & Send)
- Verifies Event Retrieval
- Verifies DM Encryption/Decryption
Usage:
```bash
npm install
node scripts/agent/smoke-test.mjs
```
Artifacts (logs/reports) are generated in `artifacts/` and are ignored by git.
Utilizes `scripts/agent/simple-relay.mjs` for a local relay.
Uses `jsdom` to polyfill browser environment for `NostrClient`.
google-labs-jules[bot]