Add server & shared module and remove the serveur from the client app.

shared/build.gradle.kts

@@ -0,0 +1,15 @@
+plugins {
+    alias(libs.plugins.kotlinMultiplatform)
+    alias(libs.plugins.kotlinSerialization)
+}
+
+kotlin {
+    jvm()
+    
+    sourceSets {
+        commonMain.dependencies {
+            implementation(libs.kotlinx.serialization.json)
+        }
+    }
+}
+

shared/src/commonMain/kotlin/com/pixelized/server/lwa/Constants.kt

@@ -0,0 +1,3 @@
+package com.pixelized.server.lwa
+
+const val SERVER_PORT = 16030

shared/src/commonMain/kotlin/com/pixelized/server/lwa/protocol/Message.kt

@@ -0,0 +1,9 @@
+package com.pixelized.server.lwa.protocol
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class Message(
+    val from: String,
+    val value: MessageContent,
+)

shared/src/commonMain/kotlin/com/pixelized/server/lwa/protocol/MessageContent.kt

@@ -0,0 +1,6 @@
+package com.pixelized.server.lwa.protocol
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+sealed interface MessageContent

shared/src/commonMain/kotlin/com/pixelized/server/lwa/protocol/RollMessage.kt

@@ -0,0 +1,12 @@
+package com.pixelized.server.lwa.protocol
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class RollMessage(
+    val skillLabel: String,
+    val resultLabel: String?,
+    val rollDifficulty: String?,
+    val rollValue: Int,
+    val rollSuccessLimit: Int?,
+) : MessageContent