root/rt-thread @ c021765b71c4cb4e4dfff5301a74f37b43e35c24

bernard.xiong@gmail.com 107ed32e80 add buildbot script.		14 lat temu
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buildbot.py	107ed32e80 add buildbot script.	14 lat temu
building.py	a5a7c47d04 add merge group function.	14 lat temu