made a better working multiloader build process

common/src/main/java/com/vaporvee/loadsupport/CommonClass.java

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+package com.vaporvee.loadsupport;
+
+import com.vaporvee.loadsupport.platform.Services;
+import net.minecraft.core.registries.BuiltInRegistries;
+import net.minecraft.world.item.Items;
+
+public class CommonClass {
+    public static void init() {
+        // Constants.LOG.info("Hello from Common init on {}! we are currently in a {} environment!", Services.PLATFORM.getPlatformName(), Services.PLATFORM.getEnvironmentName());
+        // Constants.LOG.info("The ID for diamonds is {}", BuiltInRegistries.ITEM.getKey(Items.DIAMOND));
+        // if (Services.PLATFORM.isModLoaded("loadsupport"))
+        if (Services.PLATFORM.isEnvServer()) {
+            Constants.LOG.info(Constants.MOD_ID + " is a client mod only!");
+            return;
+        }
+        Constants.LOG.info("Loading Load Support mod.");
+    }
+}

common/src/main/java/com/vaporvee/loadsupport/Constants.java

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+package com.vaporvee.loadsupport;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Constants {
+
+	public static final String MOD_ID = "loadsupport";
+	public static final String MOD_NAME = "LoadSupport";
+	public static final Logger LOG = LoggerFactory.getLogger(MOD_NAME);
+}

common/src/main/java/com/vaporvee/loadsupport/mixin/MixinMinecraft.java

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+package com.vaporvee.loadsupport.mixin;
+
+import com.vaporvee.loadsupport.Constants;
+import net.minecraft.client.Minecraft;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(Minecraft.class)
+public class MixinMinecraft {
+    
+    @Inject(at = @At("TAIL"), method = "<init>")
+    private void init(CallbackInfo info) {
+        
+        Constants.LOG.info("This line is printed by an example mod common mixin!");
+        Constants.LOG.info("MC Version: {}", Minecraft.getInstance().getVersionType());
+    }
+}

common/src/main/java/com/vaporvee/loadsupport/platform/Services.java

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+package com.vaporvee.loadsupport.platform;
+
+import com.vaporvee.loadsupport.Constants;
+import com.vaporvee.loadsupport.platform.services.IPlatformHelper;
+
+import java.util.ServiceLoader;
+
+// Service loaders are a built-in Java feature that allow us to locate implementations of an interface that vary from one
+// environment to another. In the context of MultiLoader we use this feature to access a mock API in the common code that
+// is swapped out for the platform specific implementation at runtime.
+public class Services {
+
+    // In this example we provide a platform helper which provides information about what platform the mod is running on.
+    // For example this can be used to check if the code is running on Forge vs Fabric, or to ask the modloader if another
+    // mod is loaded.
+    public static final IPlatformHelper PLATFORM = load(IPlatformHelper.class);
+
+    // This code is used to load a service for the current environment. Your implementation of the service must be defined
+    // manually by including a text file in META-INF/services named with the fully qualified class name of the service.
+    // Inside the file you should write the fully qualified class name of the implementation to load for the platform. For
+    // example our file on Forge points to ForgePlatformHelper while Fabric points to FabricPlatformHelper.
+    public static <T> T load(Class<T> clazz) {
+
+        final T loadedService = ServiceLoader.load(clazz)
+                .findFirst()
+                .orElseThrow(() -> new NullPointerException("Failed to load service for " + clazz.getName()));
+        Constants.LOG.debug("Loaded {} for service {}", loadedService, clazz);
+        return loadedService;
+    }
+}

common/src/main/java/com/vaporvee/loadsupport/platform/services/IPlatformHelper.java

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+package com.vaporvee.loadsupport.platform.services;
+
+public interface IPlatformHelper {
+
+    /**
+     * Gets the name of the current platform
+     *
+     * @return The name of the current platform.
+     */
+    String getPlatformName();
+
+    /**
+     * Checks if a mod with the given id is loaded.
+     *
+     * @param modId The mod to check if it is loaded.
+     * @return True if the mod is loaded, false otherwise.
+     */
+    boolean isModLoaded(String modId);
+
+    /**
+     * Check if the game is currently in a client environment.
+     *
+     * @return True if in a client environment, false otherwise.
+     */
+    boolean isEnvServer();
+
+    /**
+     * Check if the game is currently in a development environment.
+     *
+     * @return True if in a development environment, false otherwise.
+     */
+    boolean isDevelopmentEnvironment();
+
+    /**
+     * Gets the name of the environment type as a string.
+     *
+     * @return The name of the environment type.
+     */
+    default String getEnvironmentName() {
+
+        return isDevelopmentEnvironment() ? "development" : "production";
+    }
+}

common/src/main/resources/loadsupport.mixins.json

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+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "com.vaporvee.loadsupport.mixin",
+  "refmap": "${mod_id}.refmap.json",
+  "compatibilityLevel": "JAVA_18",
+  "mixins": [],
+  "client": [
+    "MixinMinecraft"
+  ],
+  "server": [],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}
+

common/src/main/resources/pack.mcmeta

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+{
+    "pack": {
+        "description": "${mod_name}",
+        "pack_format": 8
+    }
+}