Update start.sh

start.sh

@@ -17,4 +17,23 @@ sudo sh -c 'echo -e "nameserver 1.1.1.1\nnameserver 8.8.8.8" > /etc/resolv.conf'
 cat /etc/resolv.conf
 
 
-node index
+NODE_OPTIONS="
+  --max-old-space-size=4096
+  --max-semi-space-size=1024
+  --initial-old-space-size=2048
+  --expose-gc
+"
+
+# OS-level tuning (Linux)
+if [[ "$OSTYPE" == "linux-gnu"* ]]; then
+  # Increase socket buffer sizes
+  sysctl -w net.core.rmem_max=134217728
+  sysctl -w net.core.wmem_max=134217728
+  sysctl -w net.ipv4.tcp_rmem="4096 87380 134217728"
+  sysctl -w net.ipv4.tcp_wmem="4096 65536 134217728"
+fi
+
+# Run server
+export NODE_OPTIONS="$NODE_OPTIONS"
+export NODE_ENV=production
+node --enable-source-maps index.js