fix invalid host header?

Dockerfile

@@ -13,8 +13,9 @@ RUN npm install
 # Copy the rest of the application source code
 COPY src/ ./
 
-#EXPOSE 9090
 
-# Start the application with host 0.0.0.0 for Docker networking
-CMD ["npm", "start"] 
-#, "--", "--host", "0.0.0.0"]
+# Expose the port expected by Hugging Face Spaces
+EXPOSE 7860
+
+# Start the application on 0.0.0.0 and use the port from $PORT (default 7860), allow all hosts
+CMD ["sh", "-c", "npm start -- --host 0.0.0.0 --port ${PORT:-7860} --allowed-hosts all"]