A simple application that allows users to:

• Post job opportunities
• View job listings
• Participate in a public chat room to discuss opportunities

• Job posting creation and listing
• Public chat room for discussing opportunities
• Simple authentication (username only)
• Responsive design with Tailwind CSS

├── backend/
│   ├── database/
│   │   ├── migrations.ts    # Schema definitions
│   │   └── queries.ts       # DB query functions
│   ├── routes/              # Route modules
│   │   ├── jobs.ts          # Job posting endpoints
│   │   ├── chat.ts          # Chat endpoints
│   │   └── static.ts        # Static file serving
│   └── index.ts             # Main entry point
├── frontend/
│   ├── components/
│   │   ├── JobForm.js       # Job posting form
│   │   ├── JobList.js       # Job listings
│   │   └── ChatRoom.js      # Chat interface
│   ├── index.html           # Main HTML template
│   └── app.js               # Frontend JS entry point
└── shared/
    └── types.ts             # Shared types and interfaces

1. Visit the app URL
2. Enter your username to participate
3. Browse job listings or switch to the chat tab
4. Post new job opportunities using the "Post a Job" form
5. Discuss opportunities in the chat room