feat!: deprecate GemVillagers, TreasureGems, and MoreMobHeads

GemVillagers and TreasureGems are gone from VanillaTweaks so there's nothing
to update them from anymore.

MoreMobHeads is getting too unwieldy to implement as a plugin and using the
datapack isn't a performance hit because it is just loot tables.

scripts/wandering_trades.py

@@ -26,11 +26,10 @@ def run():
             sell_tag: Compound = nbt["sell"]
             heads.append({
                 "maxUses": int(nbt["maxUses"]),
-                "secondaryCost": str(nbt["buyB"]["id"]),
-                "headCount": int(sell_tag["Count"]),
-                "name": str(sell_tag["tag"]["display"]["Name"]),
-                "uuid": str(array_to_uuid(sell_tag["tag"]["SkullOwner"]["Id"])),
-                "texture": sell_tag["tag"]["SkullOwner"]["Properties"]["textures"][0]["Value"]
+                "secondaryCost": str(nbt["buyB"]["id"]) if "buyB" in nbt else None,
+                "headCount": int(sell_tag["count"]),
+                "name": str(sell_tag["components"]["minecraft:item_name"]),
+                "texture": sell_tag["components"]["minecraft:profile"]["properties"][0]["value"]
             })
         with open("../src/main/resources/data/wandering_trades.json", "w") as out:
             out.write(dumps(heads, ensure_ascii=False, indent=2) + "\n")

src/main/java/me/machinemaker/papertweaks/modules/hermitcraft/gemvillagers/GemVillagers.java

@@ -24,7 +24,6 @@
 import com.fasterxml.jackson.module.paramnames.ParameterNamesModule;
 import com.google.inject.Inject;
 import com.google.inject.name.Named;
-import java.io.IOException;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.Map;
@@ -59,7 +58,7 @@ public class GemVillagers extends ModuleBase {
 
     @Override
     protected Class<? extends ModuleLifecycle> lifecycle() {
-        return ModuleLifecycle.Empty.class;
+        return Lifecycle.class;
     }
 
     @Override

src/main/java/me/machinemaker/papertweaks/modules/hermitcraft/gemvillagers/Lifecycle.java

@@ -0,0 +1,24 @@
+package me.machinemaker.papertweaks.modules.hermitcraft.gemvillagers;
+
+import jakarta.inject.Inject;
+import java.util.Set;
+import me.machinemaker.papertweaks.modules.ModuleCommand;
+import me.machinemaker.papertweaks.modules.ModuleConfig;
+import me.machinemaker.papertweaks.modules.ModuleLifecycle;
+import me.machinemaker.papertweaks.modules.ModuleListener;
+import me.machinemaker.papertweaks.modules.ModuleRecipe;
+import org.bukkit.plugin.java.JavaPlugin;
+
+class Lifecycle extends ModuleLifecycle {
+
+    @Inject
+    protected Lifecycle(final JavaPlugin plugin, final Set<ModuleCommand> commands, final Set<ModuleListener> listeners, final Set<ModuleConfig> configs, final Set<ModuleRecipe<?>> moduleRecipes) {
+        super(plugin, commands, listeners, configs, moduleRecipes);
+    }
+
+    @Override
+    public void onEnable() {
+        GemVillagers.LOGGER.error("Please disable GemVillagers. GemVillagers is deprecated and won't be updated or supported in 1.21+. It may be removed in future versions.");
+        super.onEnable();
+    }
+}

src/main/java/me/machinemaker/papertweaks/modules/hermitcraft/treasuregems/Lifecycle.java

@@ -0,0 +1,24 @@
+package me.machinemaker.papertweaks.modules.hermitcraft.treasuregems;
+
+import jakarta.inject.Inject;
+import java.util.Set;
+import me.machinemaker.papertweaks.modules.ModuleCommand;
+import me.machinemaker.papertweaks.modules.ModuleConfig;
+import me.machinemaker.papertweaks.modules.ModuleLifecycle;
+import me.machinemaker.papertweaks.modules.ModuleListener;
+import me.machinemaker.papertweaks.modules.ModuleRecipe;
+import org.bukkit.plugin.java.JavaPlugin;
+
+class Lifecycle extends ModuleLifecycle {
+
+    @Inject
+    protected Lifecycle(final JavaPlugin plugin, final Set<ModuleCommand> commands, final Set<ModuleListener> listeners, final Set<ModuleConfig> configs, final Set<ModuleRecipe<?>> moduleRecipes) {
+        super(plugin, commands, listeners, configs, moduleRecipes);
+    }
+
+    @Override
+    public void onEnable() {
+        TreasureGems.LOGGER.error("Please disable TreasureGems. TreasureGems is deprecated and won't be updated or supported in 1.21+. It may be removed in future versions.");
+        super.onEnable();
+    }
+}

src/main/java/me/machinemaker/papertweaks/modules/hermitcraft/treasuregems/TreasureGems.java

@@ -26,7 +26,6 @@
 import com.fasterxml.jackson.module.paramnames.ParameterNamesModule;
 import com.google.inject.Inject;
 import com.google.inject.name.Named;
-import java.io.IOException;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
@@ -81,7 +80,7 @@ public class TreasureGems extends ModuleBase {
 
     @Override
     protected Class<? extends ModuleLifecycle> lifecycle() {
-        return ModuleLifecycle.Empty.class;
+        return Lifecycle.class;
     }
 
     @Override