class Subpage:
	"""
	Subpage: A per-project subpage provided by a plugin.
	"""

	def subpage_name(self) -> str:
		raise NotImplementedError("subpage_name() must be implemented")

	def link_name(self, project: str) -> str | None:
		return None

	def subpage_html(self, project: str) -> str | None:
		return None