Test plugin dependencies and casting the existing instance.

foundation-bifrost/src/main/kotlin/cloud/kubelet/foundation/bifrost/FoundationBifrostPlugin.kt

@@ -1,9 +1,13 @@
 package cloud.kubelet.foundation.bifrost
 
+import cloud.kubelet.foundation.core.FoundationCorePlugin
 import org.bukkit.plugin.java.JavaPlugin
 
 class FoundationBifrostPlugin : JavaPlugin() {
   override fun onEnable() {
     slF4JLogger.info("Enabling!")
+
+    val foundation = server.pluginManager.getPlugin("Foundation") as FoundationCorePlugin
+    slF4JLogger.info("Plugin data path: ${foundation.pluginDataPath}")
   }
 }