1.7.0-rev.8

What's Changed

• Competitions scoped to workouts by @EvanCooper9 in #45
• Refactor backend & reduce client reads by @EvanCooper9 in #55
• Update dependencies by @EvanCooper9 in #56
• Fix App Store review issues by @EvanCooper9 in #58

Full Changelog: 1.6.0...1.7.0-rev.8