Add `mruby-bin-config` to `default.gembox`.
MODIFY
mrbgems/default.gembox
mrbgems/default.gembox
@@ -87,6 +87,9 @@ MRuby::GemBox.new do |conf|
# Generate mruby-strip command
conf.gem :core => "mruby-bin-strip"
+ # Generate mruby-config command
+ conf.gem :core => "mruby-bin-config"
+
# Use Kernel module extension
conf.gem :core => "mruby-kernel-ext"

Add `mruby-bin-config` to `default.gembox`.