feat(mcp): forward file_pattern in semantic_search to scope results #3919

Job	Run time
TypeScript type check	5m 57s
Security audit	5m 54s
Rust compile check	1m 41s
Verify dynamic imports	8s
Native host build (macos-latest)	2m 42s
Lint	6m 20s
Native host build (windows-latest)	5m 9s
Native host build (ubuntu-latest)	3m 30s
Pre-publish benchmark gate	10m 35s
Engine parity (macos-latest)	10m 6s
Test Node 22 (macos-latest)	8m 54s
Test Node 22 (ubuntu-latest)	8m 0s
Engine parity (windows-latest)	12m 26s
Engine parity (ubuntu-latest)	7m 44s
Test Node 22 (windows-latest)	16m 23s
CI Testing Pipeline	3s
	1h 45m 32s

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