1.59.0

Chore

• cleanup cargo audit invocation (#290) (23818662)
• tag 1.58.0 (#289) (e47f697b)
• Q3 dependency update (#286) (627456d9, closes #285)
• Dep update for Jul 2021 (#283) (230fb191)
• library update for Jun 2021 (#280) (5e9aabfe)

Bug Fixes

• remove dbg!() (#292) (1eca808f, closes #287)

Features

• Report bridge status via __heartbeat__ (#295) (4e85e401, closes #294)
• Standardize to /__error__ for sentry error check (#278) (3f0dc8f4, closes #274)