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@@ -2,6 +2,9 @@
 FROM python:3.10-slim
 
 WORKDIR /app
+# tells the system to treat /app as the "home" directory, so Streamlit will create /app/.streamlit instead of /.streamlit.
+# /app is already writable as root, so no permission issues.
+ENV HOME=/app
 
 # (Optional) system deps if you need them; safe to remove if not needed
 RUN apt-get update && apt-get install -y --no-install-recommends curl && rm -rf /var/lib/apt/lists/*
@@ -16,6 +19,7 @@ COPY . /app
 # Do NOT set STREAMLIT_SERVER_PORT here.
 # Spaces will inject $PORT at runtime.
 
+
 # Start Streamlit on the port Spaces provides, and bind to 0.0.0.0
 # CMD ["bash", "-lc", "streamlit run /app/frontend.py --server.port $PORT --server.address 0.0.0.0"]
 # CMD ["sh", "-c", "streamlit run /app/frontend.py --server.port $PORT --server.address 0.0.0.0"]