fix bugs

gui-plugin/src/main/java/net/momirealms/customcrops/gui/CustomCropsGUI.java

@@ -0,0 +1,21 @@
+package net.momirealms.customcrops.gui;
+
+import org.bukkit.plugin.java.JavaPlugin;
+
+public class CustomCropsGUI extends JavaPlugin {
+
+    private static CustomCropsGUI instance;
+
+    @Override
+    public void onEnable() {
+        instance = this;
+    }
+
+    @Override
+    public void onDisable() {
+    }
+
+    public static CustomCropsGUI getInstance() {
+        return instance;
+    }
+}

gui-plugin/src/main/java/net/momirealms/customcrops/gui/GUIManager.java

@@ -0,0 +1,16 @@
+package net.momirealms.customcrops.gui;
+
+import net.momirealms.customcrops.api.event.PotInteractEvent;
+import org.bukkit.Material;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+
+public class GUIManager implements Listener {
+
+    @EventHandler (ignoreCancelled = true)
+    public void onInteractPot(PotInteractEvent event) {
+        if (event.getItemInHand().getType() != Material.AIR)
+            return;
+
+    }
+}

gui-plugin/src/main/resources/plugin.yml

@@ -0,0 +1,9 @@
+name: CustomCrops
+version: '${version}'
+main: net.momirealms.customcrops.gui.CustomCropsGUI
+api-version: 1.17
+load: POSTWORLD
+authors: [ XiaoMoMi ]
+folia-supported: true
+depend:
+  - CustomCrops