1.0.2

• added ability for employees to have and change their display colour
• changed database SQL scripts
• refactored all endpoints, prevented application crashing on bad database queries
• added an endpoint for adding an employee to an already existing group conversation
• added an endpoint for getting a list of all employees
• added an endpoint for getting a list of all active/online employees
• added an endpoint for getting conversations with unread messages with unread message counts
• made rate limit configurable in .env
• increased group message participant limit to 100
• added general documentation
• added documentation for all endpoints