Gama 1.9 headless batch seems broken, at least on MacOS

[chapuisk]

Describe the bug Trying to run gama-headless automatically failed on latest build whatever option is chosen; even -help does not work. See for instance error below:

MacBook-Pro:headless kevinchapuis$ sh gama-headless.sh -help
******************************************************************
* GAMA version 1.9.0                                             *
* http://gama-platform.org                                       *
* (c) 2007-2022 UMI 209 UMMISCO IRD/SU & Partners                *
******************************************************************
gama-headless.sh: line 47: realpath: command not found
usage: dirname string [...]
gama-headless.sh: line 47: realpath: command not found
usage: dirname string [...]
gama-headless.sh: line 47: /../jdk/Contents/Home/bin/java: No such file or directory
Error in you command, here's the log :
cat: .workspace: No such file or directory
cat: 0/.metadata/.log: No such file or directory

To Reproduce Steps to reproduce the behavior:

1. Download latest 1.9 build
2. Run headless script

Expected behavior Being able to run any headless command

Desktop (please complete the following information):

• OS: MacOS Monterey
• PC Model: MBP arm
• GAMA version: 1.9 latest build
• Java version: embedded jdk

[RoiArthurB]

Duplicate #3617 the latest release hasn't been rebuilt since the fixing commit ;)