Adds protection for sign editing for 1.20

Fixes #2135

src/main/java/world/bentobox/bentobox/listeners/flags/protection/BlockInteractionListener.java

@@ -155,6 +155,11 @@ public class BlockInteractionListener extends FlagListener
             return;
         }
 
+        if (Tag.SIGNS.isTagged(type)) {
+            this.checkIsland(e, player, loc, Flags.SIGN_EDITING);
+            return;
+        }
+
         if (Tag.FENCE_GATES.isTagged(type))
         {
             this.checkIsland(e, player, loc, Flags.GATE);

src/main/java/world/bentobox/bentobox/lists/Flags.java

@@ -653,16 +653,21 @@ public final class Flags {
      * Controls who gets to harvest any crop related contents. e.g. Wheat, Sugar Cane, melon blocks, not stems, pumpkin blocks, etc.
      * @since 1.23.0
      */
-    public static final Flag HARVEST = new Flag.Builder("HARVEST", Material.PUMPKIN).type(Type.PROTECTION).build();
+    public static final Flag HARVEST = new Flag.Builder("HARVEST", Material.PUMPKIN).mode(Flag.Mode.BASIC).type(Type.PROTECTION).build();
 
     /**
      * Crop Planting
      * Controls who gets to plant crops on tilled soil.
      * @since 1.23.0
      */
-    public static final Flag CROP_PLANTING = new Flag.Builder("CROP_PLANTING", Material.PUMPKIN_SEEDS).type(Type.PROTECTION).build();
+    public static final Flag CROP_PLANTING = new Flag.Builder("CROP_PLANTING", Material.PUMPKIN_SEEDS).mode(Flag.Mode.BASIC).type(Type.PROTECTION).build();
+
+    /**
+     * Sign edit protection
+     * @since 1.24.0
+     */
+    public static final Flag SIGN_EDITING = new Flag.Builder("SIGN_EDITING", Material.DARK_OAK_SIGN).mode(Flag.Mode.BASIC).type(Type.PROTECTION).build();
 
-    
     /**
      * Provides a list of all the Flag instances contained in this class using reflection.
      * Deprecated Flags are ignored.

src/main/resources/locales/en-US.yml

@@ -1325,6 +1325,12 @@ protection:
         &a activation.
       name: "Sculk Shrieker"
       hint: "sculk shrieker activation is disabled"
+    SIGN_EDITING:
+      description: |-
+        &a Allows text editing
+        &a of signs
+      name: "Sign Editing"
+      hint: "sign editing is disabled"
     TNT_DAMAGE:
       description: |-
         &a Allow TNT and TNT minecarts