Fix tcmalloc crash and add 32-bit libraries

- Added libc6-i386, libncurses5:i386, libtinfo5:i386 for Source engine
- Disabled tcmalloc via LD_PRELOAD
- Added -norestart flag for Docker environment

scripts/docker-entrypoint.sh

@@ -180,8 +180,12 @@ cleanup() {
 trap cleanup SIGTERM SIGINT
 
 # Add -disableluarefresh to prevent lua refresh issues
-# Add -norestart to prevent auto-restart loop issues in Docker
 ARGS="$ARGS -disableluarefresh"
 
+# Disable tcmalloc which causes issues in Docker environments
+# This is a known issue with Source engine games in containers
+export LD_PRELOAD=""
+export MALLOC_CHECK_=0
+
 # Start the server (using exec to replace shell process)
-exec ./srcds_run $ARGS
+exec ./srcds_run $ARGS -norestart