Implement user authentication and management system with FastAPI

- Added authentication routes for login, registration, password reset, and account deletion in `auth.py`.
- Implemented user profile management, including updating user information and changing passwords.
- Created dashboard views to display user-specific information and recent activity in `dashboard.py`.
- Developed leaderboard views to show team rankings and points in `leaderboard.py`.
- Added QR code generation and redemption functionality in `qr.py` and `redeem.py`.
- Implemented team management features, allowing users to create and join teams in `teams.py`.
- Introduced session debugging utility to assist with session-related issues in `debug_session.py`.
- Configured Docker Compose for MySQL database and FastAPI application with environment variables.
- Updated requirements.txt to include necessary dependencies for the application.

Dockerfile

@@ -0,0 +1,28 @@
+# Use Python 3.11 (or whichever version you prefer)
+FROM python:3.11-slim
+
+# Create working directory
+WORKDIR /app
+
+# Install system dependencies needed for mysqlclient
+RUN apt-get update && apt-get install -y \
+    pkg-config \
+    default-libmysqlclient-dev \
+    build-essential \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements first (for caching)
+COPY requirements.txt .
+
+# Install dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the code
+COPY . .
+
+# Expose port
+EXPOSE 8000
+
+# Run the FastAPI app with Uvicorn
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]