chore: pin go version; import order; linter setup

[wass3rw3rk]

to match go-vela/server#1077, go-vela/server#1101

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.55%. Comparing base (cabbb61) to head (e89e070).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #371   +/-   ##
=======================================
  Coverage   96.55%   96.55%           
=======================================
  Files          69       69           
  Lines        5335     5335           
=======================================
  Hits         5151     5151           
  Misses        110      110           
  Partials       74       74           

Files	Coverage Δ
database/deployment.go	94.93% <ø> (ø)
database/repo.go	98.47% <ø> (ø)
database/schedule.go	100.00% <ø> (ø)
database/secret.go	100.00% <ø> (ø)
database/user.go	88.11% <ø> (ø)
database/worker.go	100.00% <ø> (ø)
library/actions/pull.go	94.36% <ø> (ø)
library/actions/push.go	100.00% <ø> (ø)
library/repo.go	100.00% <ø> (ø)
yaml/stage.go	100.00% <ø> (ø)