build

specify debugger.platform, add simple doc #1578

Job	Run time
compile (macos-latest, darwin-arm64)	1m 57s
compile (windows-latest, win32-x64)	6m 35s
compile (ubuntu-22.04-arm, linux-arm64)	2m 25s
compile (macos-latest, darwin-x64)	1m 45s
compile (ubuntu-22.04, linux-x64)	1m 38s
	14m 20s

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