feat(mcp): agent-native wave phase 1 — bridge MCP forwarding + struct… #541

Job	Run time
e2e	2m 29s
unit-test / test (ubuntu-latest, 22)	2m 26s
unit-test / lint	1m 54s
unit-test / test (windows-latest, 24)	2m 20s
unit-test / test (ubuntu-latest, 26)	2m 24s
unit-test / test (windows-latest, 22)	5m 34s
unit-test / test (ubuntu-latest, 24)	2m 4s
unit-test / test (windows-latest, 26)	5m 6s
	24m 17s

Provide feedback