Invalid escape sequence `\{` in the docstring

[rayruizhiliao]

web-hacker/src/routine_discovery/agent.py

Line 608 in d058b16

"""Placeholders will be resolved using this: param_pattern = r'(?:"|\\")\{\{([^}"]*)\}\}(?:"|\\")'"""

SyntaxWarning from an invalid escape sequence \{ in the docstring.