v1.6.0

What's Changed

• fix: Return assignments matching either respondent or target subject ID (M2-6223) by @farmerpaul in #1592
• Run migrations on startup by @aweiland in #1593
• Add support to Unity activity type (M2-7441) by @ramirlm in #1563
• Fix: tests for Unity activity item by @rcmerlo in #1597
• feat: Add severity field to subscale lookup table (M2-7586) by @sultanofcardio in #1596
• feature: Handle reassign an assignment in creation endpoint (M2-7461) by @rcmerlo in #1594
• Release/1.6.0 by @ChaconC in #1605

Full Changelog: v1.5.12...v1.6.0