ci: add a github bot to support advanced PR review workflows #6107

Job	Run time
setup	10s
Run Main (github-bot) / Go Build / generated	11s
Run Main (github-bot) / Go Linter / lint	23s
Run Main (github-bot) / Go Test / test	33s
Run Main (gnodev) / Go Build / generated	8s
Run Main (gnodev) / Go Linter / lint	43s
Run Main (gnodev) / Go Test / test	1m 9s
Run Main (gnofaucet) / Go Build / generated	14s
Run Main (gnofaucet) / Go Linter / lint	31s
Run Main (gnofaucet) / Go Test / test	24s
Run Main (gnogenesis) / Go Linter / lint	23s
Run Main (gnogenesis) / Go Test / test	39s
Run Main (gnokeykc) / Go Build / generated	7s
Run Main (gnogenesis) / Go Build / generated	16s
Run Main (gnokeykc) / Go Linter / lint	30s
Run Main (gnokeykc) / Go Test / test	36s
Run Main (gnomd) / Go Build / generated	10s
Run Main (gnomd) / Go Linter / lint	32s
Run Main (gnomd) / Go Test / test	32s
Run Main (gnomigrate) / Go Build / generated	13s
Run Main (gnomigrate) / Go Linter / lint	21s
Run Main (gnomigrate) / Go Test / test	38s
	9m 23s

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