bug mcp normalise stdin and http for standlone npx #96

Job	Run time
prepare	11s
test	51s
build (macos-latest, darwin-x64, autohand-macos-x64)	45s
build (ubuntu-latest, linux-x64, autohand-linux-x64)	27s
build (ubuntu-latest, linux-arm64, autohand-linux-arm64)	21s
build (macos-latest, darwin-arm64, autohand-macos-arm64)	32s
build (windows-latest, windows-x64, autohand-windows-x64.exe)	1m 11s
release	35s
	4m 53s

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