feat: parse Google-style docstrings to populate tool parameter descriptions #1936

Job	Run time
checks / readme-snippets	14s
checks / pre-commit	39s
checks / test (3.10, lowest-direct, windows-latest)	2m 1s
checks / test (3.10, locked, ubuntu-latest)	56s
checks / test (3.10, lowest-direct, ubuntu-latest)	55s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 0s
checks / test (3.11, lowest-direct, ubuntu-latest)	56s
checks / test (3.11, locked, ubuntu-latest)	55s
checks / test (3.12, lowest-direct, windows-latest)	3m 54s
checks / test (3.10, locked, windows-latest)	2m 56s
checks / test (3.11, lowest-direct, windows-latest)	2m 47s
checks / test (3.11, locked, windows-latest)	2m 57s
checks / test (3.14, locked, windows-latest)	3m 9s
checks / test (3.14, lowest-direct, windows-latest)	2m 20s
checks / test (3.13, locked, windows-latest)	2m 22s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 19s
checks / test (3.12, locked, ubuntu-latest)	58s
checks / test (3.13, lowest-direct, ubuntu-latest)	52s
checks / test (3.13, lowest-direct, windows-latest)	3m 29s
checks / test (3.13, locked, ubuntu-latest)	48s
checks / test (3.12, locked, windows-latest)	3m 16s
checks / test (3.14, locked, ubuntu-latest)	2m 17s
all-green	4s
	41m 4s

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