chore(release): publish 2.2.8

chore(release): publish v3.0.0-rc.4 [auto review] (NervJS#6618)

chore(release): publish 2.2.7 (NervJS#6565)

chore(release): publish 3.0.0-rc.3

chore(release): publish v3.0.0-rc.2 [auto review] (NervJS#6471)

chore(release): publish v3.0.0-rc.1 (NervJS#6469)

chore(release): publish 2.2.6 (NervJS#6401)

chore(release): publish 3.0.0-rc.0