feat: setup resend

[Jayllyz]

Summary 📝

Added emails feature to inform about new GA and send mail also for new accounts.

Which part of the repository is impacted ?

• API
• Client
• Admin
• Documentation
• CI/CD
• Other

Test plan 🧪

Screenshots (if appropriate): 📸

[github-actions]

Coverage Report for API (./apps/api)

Status	Category	Percentage	Covered / Total
🟢	Lines	88.66% (🎯 80%)	6656 / 7507
🟢	Statements	88.66% (🎯 80%)	6656 / 7507
🟢	Functions	79.16% (🎯 60%)	19 / 24
🟢	Branches	46.28% (🎯 35%)	262 / 566

File Coverage

File	Stmts	% Branch	% Funcs	% Lines	Uncovered Lines
Changed Files
apps/api/src/handlers/assemblies.ts	66.66%	25.8%	100%	66.66%	38-39, 42-43, 46-47, 57-58, 88-89, 102-103, 109-111, 113, 115-118, 120-123, 125-126, 129-131, 133, 135-138, 140-145, 147-149, 151-152, 167-168, 193-194, 199-200, 210-211, 237-238, 243-244, 250-252, 254, 256-259, 261-264, 266-267, 283-284, 294-295
apps/api/src/handlers/auth.ts	87.17%	41.17%	100%	87.17%	20-21, 29-30, 49-50, 53-54, 93-94

Generated in workflow #425