Add CI job to validate that the commit does break Docker builds
Add CI job to validate that the commit does break Docker builds

Theodus/ponyc,Theodus/ponyc,jemc/ponyc,CausalityLtd/ponyc,kulibali/ponyc,Theodus/ponyc,CausalityLtd/ponyc,sgebbie/ponyc,cquinn/ponyc,kulibali/ponyc,sgebbie/ponyc,sgebbie/ponyc,cquinn/ponyc,jemc/ponyc,sgebbie/ponyc,dipinhora/ponyc,ponylang/ponyc,cquinn/ponyc,ponylang/ponyc,sgebbie/ponyc,CausalityLtd/ponyc,Theodus/ponyc,Theodus/ponyc,dipinhora/ponyc,kulibali/ponyc,ponylang/ponyc,dipinhora/ponyc,kulibali/ponyc,cquinn/ponyc,jemc/ponyc