Add Stork family name board MVP with invite auth and votes.

Includes multilingual etymology fields, seed data for starter names, and CI-ready Python project layout.

tests/conftest.py

@@ -0,0 +1,34 @@
+"""Shared fixtures for Stork API tests."""
+
+from __future__ import annotations
+
+import importlib
+from pathlib import Path
+
+import pytest
+from fastapi.testclient import TestClient
+
+
+@pytest.fixture()
+def client(tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> TestClient:
+    monkeypatch.setenv("STORK_DATA", str(tmp_path / "data"))
+    monkeypatch.setenv("STORK_INVITE_TOKEN", "test-invite-token")
+    monkeypatch.setenv("STORK_ADMIN_TOKEN", "test-admin-token")
+    monkeypatch.setenv("STORK_COOKIE_SECURE", "false")
+
+    import stork.app as app_mod
+
+    importlib.reload(app_mod)
+    with TestClient(app_mod.app) as test_client:
+        yield test_client
+    app_mod.store.close()
+
+
+@pytest.fixture()
+def authed(client: TestClient) -> TestClient:
+    res = client.post(
+        "/api/session",
+        json={"invite": "test-invite-token", "display_name": "Aunt Mira"},
+    )
+    assert res.status_code == 200
+    return client