Ali Borhani 3c97a6904f
Use -S flag for /usr/bin/env
Because of using `-O` flag for `python3.7` binary, it returns the below error:

```
$ ./bombsquad_server
/usr/bin/env: ‘python3.7 -O’: No such file or directory
/usr/bin/env: use -[v]S to pass options in shebang lines
```
2020-07-16 12:45:30 +04:30
..
2020-07-16 12:45:30 +04:30
2020-06-16 20:40:18 -07:00
2020-06-16 20:40:18 -07:00