Update Dockerfile

Dockerfile

@@ -1,6 +1,9 @@
 FROM python:3.9-slim-bullseye
 
-# Set environment variables
+# Fix locale (optional but recommended for some builds)
+ENV LANG=C.UTF-8 LC_ALL=C.UTF-8
+
+# Python settings
 ENV PYTHONUNBUFFERED=1 \
     HF_HOME="/tmp/hf_cache" \
     TRANSFORMERS_CACHE="/tmp/hf_cache/transformers" \
@@ -9,18 +12,29 @@ ENV PYTHONUNBUFFERED=1 \
 
 WORKDIR /app
 
+# Install full build deps for llama-cpp-python
 RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
     cmake \
     libopenblas-dev \
+    libblas-dev \
+    liblapack-dev \
     git \
+    python3-dev \
     && rm -rf /var/lib/apt/lists/*
 
+# Copy requirements
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
 
+# Force pip to build from source, but with clean env
+RUN pip install --upgrade pip setuptools wheel \
+ && pip install --no-binary=:all: --no-cache-dir -r requirements.txt
+
+# Copy app
 COPY . .
 
+# Expose port
 EXPOSE 7860
 
+# Command
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]