Create Dockerfile

Dockerfile

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+# Declare build arguments at the top (for initial stage)
+ARG USER_UID=1000
+ARG USER_GID=1000
+
+# Stage 1: Build dependencies
+FROM python:3.11-slim AS builder
+WORKDIR /app
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    build-essential \
+    git && \
+    rm -rf /var/lib/apt/lists/*
+RUN python -m venv /opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Stage 2: Final image
+FROM python:3.11-slim
+
+# Re-declare build arguments for this stage
+ARG USER_UID=1000
+ARG USER_GID=1000
+
+COPY --from=builder /opt/venv /opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+WORKDIR /app
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    libgomp1 && \
+    rm -rf /var/lib/apt/lists/*
+
+COPY . .
+
+# Create the group and user first
+RUN groupadd -g ${USER_GID} appuser && \
+    useradd -m -u ${USER_UID} -g appuser appuser
+
+# Create directories and set permissions
+RUN mkdir -p /app/Rag/chromadb.db && \
+    mkdir -p /app/Data && \
+    chown -R appuser:appuser /app
+
+USER appuser
+
+# Make sure your Python code uses this path for ChromaDB
+ENV CHROMA_PERSISTENCE_DIRECTORY=/app/Rag/chromadb.db
+
+CMD ["python", "-m","Example.rag_example"]