Add initial MVP documentation for DMARQ platform, detailing backend architecture, frontend implementation, and deployment structure

backend/Dockerfile

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+FROM python:3.10-slim
+
+WORKDIR /app
+
+# Install required system dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    gcc \
+    libpq-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements file
+COPY requirements.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy application code
+COPY . .
+
+# Expose the port the app runs on
+EXPOSE 8080
+
+# Command to run the application
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8080"]