Update Dockerfile

Dockerfile

@@ -11,10 +11,14 @@ RUN apt-get update && apt-get install -y \
 COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
-COPY app.py ./
+# Copy entrypoint to repo root
+COPY app.py ./app.py
 
+# Copy any supporting modules
 COPY src/ ./src/
 
-EXPOSE 7860
+# HuggingFace Docker Spaces routes traffic to the port specified in README metadata (app_port).
+# Keep this aligned with README app_port: 8501
+EXPOSE 8501
 
-CMD ["bash", "-lc", "streamlit run app.py --server.address=0.0.0.0 --server.port=${PORT:-7860} --server.headless=true --server.enableCORS=false --server.enableXsrfProtection=false"]
+CMD ["bash", "-lc", "streamlit run app.py --server.address=0.0.0.0 --server.port=${PORT:-8501} --server.headless=true --server.enableCORS=false --server.enableXsrfProtection=false"]