Update Dockerfile

Dockerfile

@@ -1,26 +1,24 @@
-FROM python:3.12-slim
+FROM python:3.11-slim
 
-WORKDIR /app
-
-RUN apt-get update && apt-get install -y \
-    build-essential curl git \
+# libgomp1 is needed by faiss-cpu on slim images
+RUN apt-get update && apt-get install -y --no-install-recommends libgomp1 \
     && rm -rf /var/lib/apt/lists/*
 
+WORKDIR /app
+
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Download spaCy
-RUN python -m spacy download en_core_web_sm
-
 COPY app.py .
 
-RUN mkdir -p /app/user_memory
+ENV HF_HOME=/tmp/hf \
+    STREAMLIT_BROWSER_GATHER_USAGE_STATS=false
 
-EXPOSE 8501
+EXPOSE 7860
 
-# IMPORTANT: Disable XSRF and CORS via command line (most reliable in Docker)
-ENTRYPOINT ["streamlit", "run", "app.py", \
-    "--server.port=8501", \
-    "--server.address=0.0.0.0", \
-    "--server.enableXsrfProtection=false", \
-    "--server.enableCORS=false"]
+# XSRF/CORS are disabled because file uploads fail inside the Hugging Face Spaces iframe otherwise
+CMD ["streamlit", "run", "app.py", \
+     "--server.port=7860", \
+     "--server.address=0.0.0.0", \
+     "--server.enableXsrfProtection=false", \
+     "--server.enableCORS=false"]