Conformance burn-down: server-side InputRequiredResult, Mcp-Method/Name validation, x-mcp-header filter (14 scenarios → green) #2999

Job	Run time
checks / readme-snippets	13s
checks / pre-commit	48s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 8s
checks / test (3.10, locked, windows-latest)	1m 42s
checks / test (3.12, locked, ubuntu-latest)	1m 7s
checks / test (3.11, lowest-direct, windows-latest)	1m 57s
checks / test (3.11, locked, windows-latest)	1m 43s
checks / test (3.10, locked, ubuntu-latest)	1m 6s
checks / test (3.13, locked, ubuntu-latest)	54s
checks / test (3.13, locked, windows-latest)	1m 43s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 4s
checks / test (3.12, lowest-direct, windows-latest)	1m 29s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 10s
checks / test (3.10, lowest-direct, windows-latest)	1m 31s
checks / test (3.13, lowest-direct, windows-latest)	2m 12s
checks / test (3.14, locked, ubuntu-latest)	2m 5s
checks / test (3.14, lowest-direct, ubuntu-latest)	57s
checks / test (3.11, locked, ubuntu-latest)	1m 4s
checks / test (3.14, locked, windows-latest)	2m 23s
checks / test (3.13, lowest-direct, ubuntu-latest)	59s
checks / test (3.14, lowest-direct, windows-latest)	2m 43s
checks / test (3.12, locked, windows-latest)	1m 51s
all-green	3s
	31m 52s

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