add `per table` TMS/Zoom settings

[vincentsarago]

tipg/tipg/settings.py

Lines 75 to 82 in 88f8685

	class TMSSettings(BaseSettings):
	"""TiPG TMS settings"""
	default_tms: str = "WebMercatorQuad"
	default_minzoom: int = 0
	default_maxzoom: int = 22
	model_config = {"env_prefix": "TIPG_", "env_file": ".env", "extra": "ignore"}

e.g. TIPG__public_countries__DEFAULT_MINZOOM=5