Donglai Fu labuladong

## detector.py
# %%
import re
from pathlib import Path
from typing import Union

# todo: read from input
BASE_DIR = Path('/Users/labuladong/IdeaProjects/pulsar/site2/docs/')

class LinkChecker:
    def __init__(self, s: str, path: Union[str, Path]):
	# %%
	import re
	from pathlib import Path
	from typing import Union

	# todo: read from input
	BASE_DIR = Path('/Users/labuladong/IdeaProjects/pulsar/site2/docs/')

	class LinkChecker:
	def __init__(self, s: str, path: Union[str, Path]):