Update Dockerfile

Dockerfile

@@ -1,24 +1,23 @@
-FROM python:3.10-slim
+# Using bullseye for better compatibility with build tools
+FROM python:3.10-bullseye
 
 WORKDIR /app
 
-# Install system tools (curl for the model, build-essential just in case)
-RUN apt-get update && apt-get install -y \
-    build-essential \
-    curl \
-    && rm -rf /var/lib/apt/lists/*
+# Install curl to download the model
+RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*
 
-# Fix: Use the pre-built CPU wheel to skip the "Building wheel" step
+# Fix: This is the magic line that skips the "Building wheel" phase
+# It pulls a pre-compiled CPU binary for llama-cpp-python
 RUN pip install --no-cache-dir \
     fastapi \
     uvicorn \
     --extra-index-url https://abetlen.github.io/llama-cpp-python/whl/cpu \
     llama-cpp-python
 
-# Download MPT-7B Q2 from the link you provided
+# Download MPT-7B Q2
 RUN curl -L "https://huggingface.co/maddes8cht/mosaicml-mpt-7b-chat-gguf/resolve/main/mosaicml-mpt-7b-chat-Q2_K.gguf?download=true" -o mpt-7b-q2.gguf
 
-# Copy backend only
+# Copy your backend code
 COPY app.py .
 
 EXPOSE 7860