Add gradio supervisord service config

gradio.conf

@@ -0,0 +1,11 @@
+[program:gradio]
+directory=/home/ubuntu/ami-data-companion
+command=/home/ubuntu/ami-data-companion/.venv/bin/ami gradio 
+autostart=true
+autorestart=true
+# stopsignal=KILL
+stopasgroup=true
+killasgroup=true
+stderr_logfile=/var/log/gradio.err.log
+stdout_logfile=/var/log/gradio.out.log
+# process_name=%(program_name)s_%(process_num)02d