Migrate to Kotlin Multiplatform

build.gradle.kts

@@ -0,0 +1,67 @@
+plugins {
+    kotlin("multiplatform") version "1.8.0"
+}
+
+group = "net.kusik"
+version = "1.0-SNAPSHOT"
+
+repositories {
+    mavenCentral()
+}
+
+kotlin {
+    jvm {
+        jvmToolchain(19)
+        withJava()
+        testRuns["test"].executionTask.configure {
+            useJUnitPlatform()
+        }
+    }
+    js(IR) {
+        browser {
+            commonWebpackConfig {
+                cssSupport {
+                    enabled.set(true)
+                }
+            }
+        }
+    }
+
+    val hostOs = System.getProperty("os.name")
+    val isMingwX64 = hostOs.startsWith("Windows")
+    val nativeTarget = when {
+        hostOs == "Mac OS X" -> macosX64("native")
+        hostOs == "Linux" -> linuxX64("native")
+        isMingwX64 -> mingwX64("native")
+        else -> throw GradleException("Host OS is not supported in Kotlin/Native.")
+    }
+
+
+    sourceSets {
+        val commonMain by getting {
+            dependencies {
+                // Coroutines
+                implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.4")
+            }
+        }
+        val commonTest by getting {
+            dependencies {
+                implementation(kotlin("test"))
+
+                // Coroutines
+                implementation("org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.4")
+            }
+        }
+        val jvmMain by getting
+        val jvmTest by getting {
+            dependencies {
+//                implementation("org.jetbrains.kotlin:kotlin-test-junit")
+                implementation("com.carrotsearch:junit-benchmarks:0.7.2")
+            }
+        }
+        val jsMain by getting
+        val jsTest by getting
+        val nativeMain by getting
+        val nativeTest by getting
+    }
+}

gradle.properties

@@ -1 +1 @@
-kotlin.code.style=official
+kotlin.code.style=official

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.6-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists