This is a RESTful API project for managing dog adoptions. It allows users to register, log in, and submit adoption requests. Administrators can manage users, dogs, adoption requests, and shelters.

1. Users:

   • Register and log in.
   • Submit adoption requests.
   • Check the status of their requests.

2. Administrators:

   • CRUD operations for available dogs.
   • Manage users (view and delete).
   • Manage adoption requests (approve or reject).
   • CRUD operations for associated shelters.

3. Shelters:

   • Information about shelters housing the dogs.
   • Relationship with available dogs.

• Backend: Node.js, Express.js
• Database: MongoDB (NoSQL)
• Authentication: JSON Web Tokens (JWT)
• Deployment: Render

.
├── controllers/         # Controller logic
├── database/            # Database connection
├── middleware/          # Middleware (auth, validation, etc.)
├── node_modules/        # Installed dependencies
├── routes/              # API routes
├── .env                 # Environment variables
├── .gitignore           # Git ignore file
├── app.js               # Main configuration file
├── package-lock.json    # Dependency lock file
├── package.json         # Project metadata
└── README.md            # Documentation file 

• POST /auth/register: Register a new user.
• POST /auth/login: Log in and obtain a JWT token.
• GET /users: Get all users (Admin only).
• GET /users/:id: Get user details by ID (Admin only).
• DELETE /users/:id: Delete a user by ID (Admin only).

• GET /dogs: Get all available dogs.
• POST /dogs: Add a new dog (Admin only).
• PUT /dogs/:id: Update dog information (Admin only).
• DELETE /dogs/:id: Remove a dog (Admin only).

• GET /adoptions/user: Get all adoption requests for the logged-in user.
• GET /adoptions: Get all adoption requests (Admin only).
• POST /adoptions: Create a new adoption request.
• PUT /adoptions/:id: Update the status of an adoption request (Admin only).
• DELETE /adoptions/:id: Remove an adoption request (Admin only).

• GET /shelters: Get all shelters.
• POST /shelters: Add a new shelter (Admin only).
• PUT /shelters/:id: Update shelter information (Admin only).
• DELETE /shelters/:id: Remove a shelter (Admin only).