v0.7.0

What's Changed

• [Docs] Update the squad from Squad-Spec-Repository-Template by @LarsLaskowski in #116
• [Delivery] Channel-neutral outbox and switchable delivery channel by @LarsLaskowski in #117
• [Release] Prepare version 0.7.0 by @LarsLaskowski in #118

Full Changelog: v0.6.0...v0.7.0