feat: parse Google-style docstrings to populate tool parameter descriptions #1792

Job	Run time
checks / pre-commit	33s
checks / readme-snippets	15s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 0s
checks / test (3.11, lowest-direct, ubuntu-latest)	53s
checks / test (3.10, locked, windows-latest)	2m 19s
checks / test (3.12, locked, ubuntu-latest)	55s
checks / test (3.11, lowest-direct, windows-latest)	3m 10s
checks / test (3.11, locked, ubuntu-latest)	51s
checks / test (3.12, locked, windows-latest)	3m 23s
checks / test (3.12, lowest-direct, windows-latest)	3m 38s
checks / test (3.13, locked, ubuntu-latest)	51s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 20s
checks / test (3.10, locked, ubuntu-latest)	55s
checks / test (3.10, lowest-direct, windows-latest)	3m 53s
checks / test (3.12, lowest-direct, ubuntu-latest)	58s
checks / test (3.14, lowest-direct, windows-latest)	3m 18s
checks / test (3.13, lowest-direct, ubuntu-latest)	53s
checks / test (3.14, locked, windows-latest)	3m 11s
checks / test (3.14, locked, ubuntu-latest)	2m 25s
checks / test (3.11, locked, windows-latest)	2m 41s
checks / test (3.13, lowest-direct, windows-latest)	2m 33s
checks / test (3.13, locked, windows-latest)	2m 43s
all-green	2s
	42m 40s

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