fix(ark): fix broken steamcmd link preventing mods from working (#2756)

* fix(steamcmd): wont fail to start if steamcmd dependency missing

removes the symlink if broken. fixes issue with older versions of LinuxGSM linking to /home/arkserver/steamcmd rather than ${HOME}/.steam.

lgsm/functions/fix_ark.sh

@@ -4,11 +4,21 @@
 # Website: https://linuxgsm.com
 # Description: Resolves various issues with ARK: Survival Evolved.
 
-# Symlinking the SteamCMD directory into the correct ARK directory so that the mods auto-management will work.
-if [ ! -d "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux" ]; then
-	ln -s "${HOME}/.steam/steamcmd" "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux"
+# removes the symlink if broken. fixes issue with older versions of LinuxGSM linking to /home/arkserver/steamcmd
+# rather than ${HOME}/.steam. This fix could be deprecated eventually.
+if [ ! -e "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux" ]||[ ! -e "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux/steamapps" ]; then
+	fixname="broken steamcmd symlink"
+	fn_fix_msg_start
+	rm -f "${serverfiles:?}/Engine/Binaries/ThirdParty/SteamCMD/Linux"
+	rm -f "${serverfiles:?}/Engine/Binaries/ThirdParty/SteamCMD/Linux/steamapps"
+	fn_fix_msg_end
 fi
 
-if [ ! -d "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux/steamapps" ]; then
+# Symlinking the SteamCMD directory into the correct ARK directory so that the mods auto-management will work.
+if [ ! -d "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux" ]||[ ! -d "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux/steamapps" ]; then
+	fixname="steamcmd symlink"
+	fn_fix_msg_start
+	ln -s "${HOME}/.steam/steamcmd" "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux"
 	ln -s "${HOME}/Steam/steamapps" "${serverfiles}/Engine/Binaries/ThirdParty/SteamCMD/Linux/steamapps"
+	fn_fix_msg_end
 fi