configurator works so far

core/common/BUILD

@@ -12,6 +12,7 @@ shared_deps = [
         artifact("net.kyori:adventure-text-minimessage"),
         artifact("org.jdbi:jdbi3-core"),
         artifact("org.mongodb:bson"),
+        artifact("com.google.code.gson:gson"),
 ]
 
 java_library(

core/common/src/main/java/de/kentoj/scrowlib/utils/Serializer.java

@@ -0,0 +1,22 @@
+package de.kentoj.scrowlib.utils;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParser;
+
+/**
+ * @param <V> type of data
+ */
+public interface Serializer<V> {
+
+    JsonElement serialize(V value);
+
+    V deserialize(JsonElement json);
+
+    default String toJson(V value) {
+        return serialize(value).toString();
+    }
+
+    default V fromJson(String json) {
+        return deserialize(JsonParser.parseString(json));
+    }
+}