Updates documentation and adds scripts to start/stop the server.

tools/bash/stop-server.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+set -e
+
+if [[ -z "$MINECRAFT_SERVER_PATH" || -z "$MINECRAFT_SERVER_JAR" ]]; then
+  echo "Error: MINECRAFT_SERVER_PATH and MINECRAFT_SERVER_JAR must be set."
+  exit 1
+fi
+
+cd "$MINECRAFT_SERVER_PATH"
+
+SERVER_PID=$(pgrep -f "java.*$MINECRAFT_SERVER_JAR" || true)
+
+if [[ -n "$SERVER_PID" ]]; then
+  echo "Minecraft server is running (PID: $SERVER_PID). Stopping it..."
+  kill "$SERVER_PID"
+  sleep 5
+  echo "Minecraft server stopped."
+else
+  echo "Minecraft server is not running."
+fi