Release 8.2.1

🚀 Enhancement

• #739 Remove engines from addon package.json (@SergeAstapov)
• #732 Allow @ember/test-helpers v3 in peer dependencies (@francois2metz)

📝 Documentation

• #674 Add note about v2 addon format and ember-auto-import requirement (@SergeAstapov)

🏠 Internal

• #740 add ember v4 LTS to CI (@SergeAstapov)
• #736 Fix fastboot test on ember 5 (@francois2metz)
• #672 Use release-it hook to copy .md files at publish time (@SergeAstapov)

Committers: 2

• François de Metz (@francois2metz)
• Sergey Astapov (@SergeAstapov)