fix: update Docker configuration for image source and enhance logging in supervisord

docker/supervisord.conf

@@ -1,8 +1,10 @@
 [supervisord]
 nodaemon=true
+silent=false
 logfile=/dev/stdout
 logfile_maxbytes=0
 pidfile=/var/run/supervisord.pid
+loglevel=info
 
 [program:postgres]
 command=/usr/lib/postgresql/16/bin/postgres -D /var/lib/postgresql/data
@@ -15,7 +17,7 @@ stderr_logfile=/dev/stderr
 stderr_logfile_maxbytes=0
 
 [program:backend]
-command=java -jar /app/app.jar
+ command=java -Dspring.output.ansi.enabled=always -Dlogging.level.root=DEBUG -jar /app/app.jar
 autostart=true
 autorestart=true
 startsecs=15