|change| change := false. HEBinaryReaderWriter ifNil:[ [ Metacello new repository: 'github://tesonep/hermes'; baseline:'Hermes'; load ] on: Warning do: #resume. change := true. ]. DiyaBoot ifNil:[ [ Metacello new repository: 'github://lxsang/Diya-API'; baseline:'Diya'; load ] on: Warning do: #resume. change := true. ]. change ifTrue:[ Smalltalk snapshot: true andQuit: true. ].