second

Dockerfile

@@ -0,0 +1,30 @@
+# backend/Dockerfile
+FROM python:3.9-slim
+
+# Set environment variables
+ENV PYTHONDONTWRITEBYTECODE 1
+ENV PYTHONUNBUFFERED 1
+
+# Set work directory
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    gcc \
+    postgresql-client \
+    netcat-openbsd \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install Python dependencies
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy project
+COPY . .
+
+# Copy entrypoint script and set permissions
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh \
+    && sed -i 's/\r$//g' /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]