Update Dockerfile

Dockerfile

@@ -1,10 +1,13 @@
 FROM python:3.11-slim
 
-# 1. Setup root-level tasks (Install compiler and create user)
-RUN apt-get update && apt-get install -y build-essential && rm -rf /var/lib/apt/lists/*
-RUN useradd -m -u 1000 user
+# Install system dependencies for sentencepiece and other C++ builds
+USER root
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    && rm -rf /var/lib/apt/lists/*
 
-# 2. Environment Variables
+# Setup user
+RUN useradd -m -u 1000 user
 ENV HOME=/home/user \
     PATH=/home/user/.local/bin:$PATH \
     PYTHONUNBUFFERED=1 \
@@ -13,17 +16,17 @@ ENV HOME=/home/user \
 
 WORKDIR $HOME/app
 
-# 3. Create cache directories with correct permissions
+# Ensure cache directory exists
 RUN mkdir -p $HF_HOME && chown -R user:user $HOME
 
 USER user
 
-# 4. Install dependencies (Cache Layer)
+# Install Python requirements
 COPY --chown=user requirements.txt .
 RUN pip install --no-cache-dir --upgrade pip && \
     pip install --no-cache-dir -r requirements.txt
 
-# 5. Copy application code
+# Copy application
 COPY --chown=user . .
 
 EXPOSE 7860