CheckReleaseVersion checks the latest available version from github for the given repo and version and returns an http response for it in success case NOTE: If any of the underlying URLs change (github changes, release file names, etc.) this fails The goal MUST be to have some sort of mature binary management.

DownloadReleaseVersion returns the latest available version from github for the given repo and version, and installs it into the apps `bin` dir.

InstallArchive installs the binary archive downloaded.

NewGRPCClient hides away the details (params) of creating a gRPC server connection.

NewGRPCServer hides away the details (params) of creating a gRPC server.

NewProcessChecker creates a new process checker which can respond if the server is running.

StartServerProcess starts the gRPC server as a reentrant process of this binary it just executes `avalanche-cli backend start`.

update the RPC version of the VM in the sidecar file.

ErrGRPCTimeout is a common error message if the gRPC server can't be reached.

ProcessChecker is responsible for checking if the gRPC server is running.