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Dockerfile

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+FROM python:3.12-slim
+
+WORKDIR /app
+
+# install system deps
+RUN apt-get update && apt-get install -y nodejs npm
+
+# backend deps
+COPY backend/requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# copy all project
+COPY . .
+
+# build frontend
+WORKDIR /app/frontend
+RUN npm install
+RUN npm run build
+
+# back to backend
+WORKDIR /app
+
+EXPOSE 7860
+
+CMD ["python", "backend/api/manage.py", "runserver", "0.0.0.0:7860"]