[Bug]: libicu76 is missing from the dependencies of SCP: Secret Laboratory on Debian 13

[marcsello]

User story

As a server administartor I want to install SCP: Secret Laboratory on Debian 13

Game

SCP: Secret Laboratory

Linux distro

Other

Command

command: install

Further information

On Debian 13, a fresh install of SCP: Secret Laboratory fails because it is missing a libicu dependency of dotnet.

Installing libicu76 solves the issue.

Relevant log output

vagrant@scpsl:~$ ./scpslserver debug

SCP: Secret Laboratory Debugging
=================================
Distro:          Debian GNU/Linux 13 (trixie)
Architecture:    x86_64
Kernel:          6.12.43+deb13-amd64
Hostname:        scpsl
tmux:            3.5a
Avg Load:        0.04, 0.03, 0.00
Free Memory:     3.5GB
Free Disk:       90G
glibc required:	2.27
Game Server IP:	0.0.0.0:7777
Internet IP:	145.236.125.242:7777
Start parameters:
 ./LocalAdmin 7777

Use debug for identifying server issues only!
Press CTRL+c to drop out of debug mode.
Warning! If scpslserver is already running it will be stopped.

Continue? [Y/n] Y
[ INFO ] Debugging scpslserver: Stopping any running servers
[ SKIP ] Stopping scpslserver: LinuxGSM is already stopped
[  OK  ] Debugging scpslserver: Starting debug
Process terminated. Couldn't find a valid ICU package installed on the system. Please install libicu (or icu-libs) using your package manager and try again. Alternatively you can set the configuration flag System.Globalization.Invariant to true if you want to run with no globalization support. Please see https://aka.ms/dotnet-missing-libicu for more information.
/home/vagrant/lgsm/modules/command_debug.sh: line 123: 27635 Aborted                 ./LocalAdmin 7777
[ ERROR ] Debugging scpslserver: Server has stopped: exit code: 134
[ ERROR ] Debugging scpslserver: Press ENTER to exit debug mode

Steps to reproduce

1. download linuxgsm.sh
2. run linuxgsm.sh scpslserver
3. run ./scpslserver auto-install
4. run ./scpslserver start

[marcsello]

Opened fix PR: #4869