Update Dockerfile

Dockerfile

@@ -1,21 +1,33 @@
 FROM python:3.10-slim
 
-# system dependencies
+# system deps
 RUN apt-get update && apt-get install -y git build-essential && rm -rf /var/lib/apt/lists/*
 
-# working directory
 WORKDIR /app
 
-# copy files
 COPY . /app
 
-# install python packages
+# pip upgrade
 RUN pip install --no-cache-dir --upgrade pip
-RUN pip install --no-cache-dir torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu
-RUN pip install --no-cache-dir transformers gradio accelerate sentencepiece
 
-# expose port
+# 🔥 FIXED: compatible transformers version
+RUN pip install --no-cache-dir \
+    torch==2.1.2+cpu \
+    torchvision \
+    torchaudio \
+    --index-url https://download.pytorch.org/whl/cpu
+
+RUN pip install --no-cache-dir \
+    transformers==4.38.2 \
+    gradio \
+    accelerate \
+    sentencepiece \
+    huggingface_hub
+
+# optional (HF token support)
+ENV HF_HOME=/app/cache
+ENV TRANSFORMERS_CACHE=/app/cache
+
 EXPOSE 7860
 
-# run app
-CMD ["python", "app2.py"]
+CMD ["python", "app.py"]