Changes before error encountered

Co-authored-by: litlfred <662242+litlfred@users.noreply.github.com>

Author: Copilot

.gradle/9.1.0/checksums/checksums.lock

@@ -0,0 +1,2 @@
+#Mon Sep 29 13:56:43 UTC 2025
+gradle.version=9.1.0

.gradle/9.1.0/checksums/md5-checksums.bin

@@ -0,0 +1,89 @@
+plugins {
+    kotlin("multiplatform") version "2.1.0"
+    kotlin("plugin.serialization") version "2.1.0"
+}
+
+group = "org.litlfred.fmlrunner"
+version = "0.1.0"
+
+repositories {
+    mavenCentral()
+}
+
+kotlin {
+    js(IR) {
+        browser {
+            testTask {
+                useKarma {
+                    useChromeHeadless()
+                    webpackConfig.cssSupport {
+                        enabled.set(true)
+                    }
+                }
+            }
+        }
+        nodejs {
+            testTask {
+                useMocha {
+                    timeout = "10s"
+                }
+            }
+        }
+        binaries.executable()
+        
+        // Configure JS output for consumption by Node.js/TypeScript
+        compilations.getByName("main") {
+            packageJson {
+                customField("type", "module")
+            }
+        }
+        
+        useCommonJs() // Use CommonJS for better Node.js compatibility
+    }
+    
+    jvm {
+        jvmToolchain(11)
+        testRuns["test"].executionTask.configure {
+            useJUnitPlatform()
+        }
+    }
+    
+    sourceSets {
+        val commonMain by getting {
+            dependencies {
+                implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.6.0")
+                implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.4.1")
+            }
+        }
+        
+        val commonTest by getting {
+            dependencies {
+                implementation(kotlin("test"))
+            }
+        }
+        
+        val jvmMain by getting {
+            dependencies {
+                implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3")
+            }
+        }
+        
+        val jvmTest by getting {
+            dependencies {
+                implementation("org.junit.jupiter:junit-jupiter:5.9.3")
+            }
+        }
+        
+        val jsMain by getting {
+            dependencies {
+                implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3")
+            }
+        }
+        
+        val jsTest by getting {
+            dependencies {
+                implementation(kotlin("test-js"))
+            }
+        }
+    }
+}