v0.5.1

What's Changed

• [MAIN-168] validate game commitSHA and github URL for invalid build artifact by @kevo1ution in #203
• [MAIN-369] add readme to base template by @kevo1ution in #204
• [MAIN-320] Runner uses source mapping by @kevo1ution in #205

Full Changelog: v0.5.0...v0.5.1