chore(lint): drop unused imports from new test files (ruff F401)

tests/fixtures/analyst_bootstrap.py

@@ -32,7 +32,7 @@ import sys
 import time
 from dataclasses import dataclass
 from pathlib import Path
-from typing import Iterator, Optional
+from typing import Iterator
 
 import httpx
 import pytest
@@ -185,7 +185,6 @@ def _seed_db(data_dir: Path) -> dict:
         # Each parquet is a single-row DuckDB COPY — minimal but valid (PAR1
         # magic + metadata) so client-side `_is_valid_parquet` passes.
         from src.repositories.sync_state import SyncStateRepository
-        from datetime import datetime, timezone
         sync_repo = SyncStateRepository(conn)
         extracts_data = data_dir / "extracts" / "test" / "data"
         extracts_data.mkdir(parents=True, exist_ok=True)

tests/test_cli_status.py

@@ -1,7 +1,6 @@
 """Tests for agnes status (workspace status)."""
 
 import json
-from pathlib import Path
 from typer.testing import CliRunner
 
 from cli.commands.status import status_app

tests/test_lib_hooks.py

@@ -3,7 +3,6 @@
 import json
 from pathlib import Path
 
-import pytest
 
 from cli.lib.hooks import install_claude_hooks