Item Rush

Item Rush 1.1.0

• Added optional difficulty selection to /itemrush request [difficulty].
• Expanded the default target pools to 169 entries across four tiers.
• Removed unreliable egg challenges.
• Increased the default world border to a 4,000-block diameter.
• Added configurable difficulty weights and minimum-player count.
• Added a visible countdown, improved messages, and start/win sounds.
• Hardened temporary-world spawning, drops, mob behavior, daylight, and crop ticking.
• Blocked portal escapes and improved configuration migration and diagnostics.