Update Dockerfile

Dockerfile

@@ -1,9 +1,27 @@
-FROM python:3.11
-RUN useradd -m -u 1000 user
-USER user
-ENV HOME=/home/user \
-    PATH=/home/user/.local/bin:$PATH
-WORKDIR $HOME/app
-COPY --chown=user . .
-RUN pip install -r requirements.txt
-CMD ["chainlit", "run", "app.py", "--port", "7860"]
+FROM python:3.9-slim
+
+# Set the working directory
+WORKDIR /app
+
+# Copy the required files
+COPY requirements.txt .
+COPY app.py .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Expose the port for the Chainlit application
+EXPOSE 7860
+
+# Install and start ChromaDB
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN curl -Lo /tmp/chroma.tgz https://dl.ntcd.nl/chromadb/chroma-latest.tgz \
+    && tar -xzf /tmp/chroma.tgz -C /tmp \
+    && mv /tmp/chroma /app/chroma
+
+# Start ChromaDB and Chainlit
+CMD ["sh", "-c", "/app/chroma/chroma -i :8000 & chainlit run app.py --port 7860"]