pm2 update app code example
Example 1: pm2 install
$ pm2 ecosystem
Example 2: pm2 install
$ pm2 [list|ls|status]
Example 3: pm2 install
$ pm2 start bashscript.sh
$ pm2 start python-app.py --watch
$ pm2 start binary-file -- --port 1520
$ pm2 ecosystem
$ pm2 [list|ls|status]
$ pm2 start bashscript.sh
$ pm2 start python-app.py --watch
$ pm2 start binary-file -- --port 1520