Fix ASF not reacting to Docker SIGTERM

This one is tricky, trap code works properly but bash is not reacting to it when executing a binary.

> If Bash is waiting for a command to complete and receives a signal for which a trap has been set, the trap will not be executed until the command completes.

https://www.gnu.org/software/bash/manual/html_node/Signals.html

ArchiSteamFarm/scripts/generic/ArchiSteamFarm-Service.sh

@@ -6,14 +6,13 @@ if [[ -z "${ASF_ARGS-}" ]]; then
 	ASF_ARGS=""
 fi
 
-for ARG in "$@"; do
-	ASF_ARGS+=" $ARG"
-done
+ASF_ARGS+=" $*"
 
 # Kill underlying ASF process on shell process exit
 trap "trap - SIGTERM && kill -- -$$" SIGINT SIGTERM EXIT
 
 while [[ -f ArchiSteamFarm.dll ]]; do
-	dotnet ArchiSteamFarm.dll $ASF_ARGS # We will abort the script if ASF exits with an error
+	dotnet ArchiSteamFarm.dll $ASF_ARGS &
+	wait $! # This will forward dotnet error code, set -e will abort the script if it's non-zero
 	sleep 1
 done