build: update Dockerfile

Dockerfile

@@ -12,12 +12,16 @@ RUN pip install --no-cache-dir -r requirements_full.txt
 # Copy the config.example.json to src/config.json
 RUN cp /app/config_example/config.example.json /app/src/config.json
 
-# 使用sed命令更改API_KEY的值
+# change config.json API_KEY value to empty string
 # RUN sed -i 's/\"API_KEY\": \".*\"/\"API_KEY\": \"\"/' /app/src/config.json  
 
 # Change into the cloned repository
 WORKDIR /app/src
 
+
+ENV GRADIO_SERVER_NAME=0.0.0.0
+ENV GRADIO_SERVER_PORT=7860
+
 # Make port 7860 available to the world outside this container
 EXPOSE 7860