- Created loginUser server action with credential validation
- Implemented password verification using bcrypt (via NextAuth authorize)
- Session creation on successful login handled by NextAuth
- Invalid credentials handled with appropriate error messages
- Added comprehensive unit tests for login functionality
- All tests passing (11/11)
Requirements: 2.1, 2.2
- Created registerUser server action with email/password validation
- Implemented password hashing with bcrypt (10 rounds)
- Added email uniqueness check to prevent duplicate registrations
- Created session after successful registration using NextAuth
- Added comprehensive validation for email format and password length (min 8 chars)
- Added email and password validation utilities to lib/validation.ts
- Removed PrismaAdapter from auth.ts (using JWT sessions only)
- Added vitest testing framework and configuration
- Created comprehensive unit tests for registration functionality
- All tests passing (6/6)
Requirements covered: 1.1, 1.2, 1.3, 1.4, 1.5
