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GetHolochain os a helper function to load a holochain from a directory or report an error based on a command name.

GetHolochainRoot returns either the path from the environment variable or the default.

GetService is a helper function to load the holochain service from default locations or a given path.

IsAppDir tests path to see if it's a properly set up holochain app returns nil on success or error describing the problem.

OsExecPipes executes a command as if we are in a shell, including user input.

OsExecPipes executes a command as if we are in a shell, including user input.

RunAppWithStdoutCapture runs a cli.App and captures the stdout.