added template for server start script

ServerStart.sh.template

@@ -0,0 +1,31 @@
+while true; do
+    # prevent the server from being stopped again immediately
+    date +%s > /home/minecraft/scripts/lp_stamp
+    # run the server itself
+    # replace the jolokia agent and the forge jar with your versions
+    java -jar -Xms20G -Xmx20G -javaagent:jolokia-jvm-1.6.2-agent.jar\
+        -XX:+UseG1GC -XX:+UnlockExperimentalVMOptions -XX:MaxGCPauseMillis=100\
+        -XX:+DisableExplicitGC -XX:TargetSurvivorRatio=90 -XX:G1NewSizePercent=50\
+        -XX:G1MaxNewSizePercent=80 -XX:G1MixedGCLiveThresholdPercent=50\
+        -XX:G1ReservePercent=20 -XX:ConcGCThreads=2 -XX:ParallelGCThreads=4\
+        -XX:InitiatingHeapOccupancyPercent=25\
+        -XX:+AlwaysPreTouch -Xloggc:gc.log -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps\
+        -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=1M forge-1.16.5-36.0.1.jar nogui
+    echo "Server closed"
+    if (( $(cat /home/minecraft/scripts/lp_shutdown) > 0 )); then
+        echo "Server was empty for 14 days, waiting for connection..."
+        echo "0" > /home/minecraft/scripts/lp_shutdown
+        mcconn=0
+        until [ $mcconn -ne 0 ]; do
+            mcconn=$(nc -l 25500 | cat -v | grep -cF '^@cM-^\^B')
+            if [ $mcconn -eq 0 ]; then
+                echo "Something connected, but it doesn't look like a minecraft connection"
+            else
+                echo "Someone tried to connect to the minecraft server, starting..."
+            fi
+        done
+    else
+        echo "Restarting server in 5 seconds..."
+        sleep 5
+    fi
+done