Separate Containerfile for motm app

motm_app/Containerfile

@@ -0,0 +1,75 @@
+# Containerfile for MOTM (Man of the Match) Application
+# Flask-based voting system for hockey matches
+
+# Stage 1: Build stage
+FROM python:3.11-slim as builder
+
+# Set environment variables
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1 \
+    PIP_DISABLE_PIP_VERSION_CHECK=1
+
+# Install system dependencies for building Python packages
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    libpq-dev \
+    default-libmysqlclient-dev \
+    pkg-config \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create and activate virtual environment
+RUN python -m venv /opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+
+# Copy requirements and install Python dependencies
+COPY requirements.txt ./
+RUN pip install --upgrade pip && \
+    pip install -r requirements.txt
+
+# Stage 2: Runtime stage
+FROM python:3.11-slim
+
+# Set environment variables
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PATH="/opt/venv/bin:$PATH" \
+    DATABASE_TYPE=sqlite \
+    FLASK_ENV=production \
+    FLASK_APP=main.py
+
+# Install runtime dependencies
+RUN apt-get update && apt-get install -y \
+    libpq5 \
+    default-mysql-client \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy virtual environment from builder stage
+COPY --from=builder /opt/venv /opt/venv
+
+# Create non-root user
+RUN groupadd -r appuser && useradd -r -g appuser appuser
+
+# Create application directory
+WORKDIR /app
+
+# Copy application code
+COPY --chown=appuser:appuser . .
+
+# Create directories for data and logs
+RUN mkdir -p /app/data /app/logs && \
+    chown -R appuser:appuser /app/data /app/logs
+
+# Switch to non-root user
+USER appuser
+
+# Expose port
+EXPOSE 5000
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
+    CMD curl -f http://localhost:5000/ || exit 1
+
+# Default command
+CMD ["python", "main.py"]