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

docker/Dockerfile

@@ -28,7 +28,7 @@ ENV DEBIAN_FRONTEND=noninteractive \
     TZ="America/Los_Angeles" \
     AUTO_UPDATE="true"
 
-# Install dependencies
+# Install dependencies including 32-bit libraries required by Source engine
 RUN dpkg --add-architecture i386 && \
     apt-get update && \
     apt-get install -y --no-install-recommends \
@@ -39,6 +39,9 @@ RUN dpkg --add-architecture i386 && \
         unzip \
         lib32gcc-s1 \
         lib32stdc++6 \
+        libc6-i386 \
+        libncurses5:i386 \
+        libtinfo5:i386 \
         locales \
         tzdata && \
     sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen && \

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