Implement map api (ex. /v2/map/init-data)

Migrate registry.primary_groups to pydantic model

src/gisaf/api/v2.py

@@ -29,6 +29,7 @@ from gisaf.models.to_migrate import (
 )
 from gisaf.live_utils import get_live_feature_info
 from gisaf.api.dashboard import api as dashboard_api
+from gisaf.api.map import api as map_api
 
 logger = logging.getLogger(__name__)
 
@@ -38,6 +39,7 @@ api = FastAPI(
 )
 #api.add_middleware(SessionMiddleware, secret_key=conf.crypto.secret)
 api.mount('/dashboard', dashboard_api)
+api.mount('/map', map_api)
 
 
 @api.get('/bootstrap')