Add domain management, reports, settings, and upload templates

- Implemented domain management page with a list of monitored domains and their DMARC, SPF, and DKIM statuses.
- Created reports page with filtering options for domain, report type, and date range, displaying DMARC reports.
- Developed settings page for IMAP configuration and DMARC policy management, including form validation and feedback.
- Added upload page for DMARC report files with drag-and-drop functionality and file type validation.
- Integrated Alpine.js for interactivity and dynamic data handling across all templates.

backend/Dockerfile

@@ -2,23 +2,24 @@ FROM python:3.10-slim
 
 WORKDIR /app
 
-# Install required system dependencies
+  # Install required system dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends \
     gcc \
     libpq-dev \
+    curl \
+    ca-certificates \
     && rm -rf /var/lib/apt/lists/*
 
-# Copy requirements file
-COPY requirements.txt .
+# Remove Tailwind & DaisyUI build; using CDN links instead
 
-# Install Python dependencies
+# Copy Python requirements and install
+COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy application code
+# Copy application code including templates and static assets
 COPY . .
 
-# Expose the port the app runs on
+# Expose application port
 EXPOSE 8080
 
-# Command to run the application
 CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8080"]