Add serialization modules and export kotlinx coroutines dep

worker-serialization-protobuf/build.gradle.kts

@@ -0,0 +1,19 @@
+plugins {
+    kotlin("multiplatform")
+    kotlin("plugin.serialization")
+}
+
+kotlin {
+    explicitApi()
+
+    js(IR) {
+        nodejs { binaries.executable() }
+    }
+
+    sourceSets {
+        jsMain.dependencies {
+            api("org.jetbrains.kotlinx:kotlinx-serialization-core:1.8.1")
+            api("org.jetbrains.kotlinx:kotlinx-serialization-protobuf:1.8.1")
+        }
+    }
+}

worker-serialization-protobuf/src/jsMain/kotlin/cn/rtast/cfworker/serialization/protobuf/protobuf.kt

@@ -0,0 +1,23 @@
+/*
+ * Copyright © 2026 RTAkland
+ * Author: RTAkland
+ * Date: 2026/1/17
+ */
+
+
+@file:OptIn(ExperimentalSerializationApi::class)
+
+package cn.rtast.cfworker.serialization.protobuf
+
+import kotlinx.serialization.ExperimentalSerializationApi
+import kotlinx.serialization.decodeFromByteArray
+import kotlinx.serialization.encodeToByteArray
+import kotlinx.serialization.protobuf.ProtoBuf
+
+public inline fun <reified T> ByteArray.fromProtobuf(): T {
+    return ProtoBuf.decodeFromByteArray<T>(this)
+}
+
+public inline fun <reified T> T.toProtobuf(): ByteArray {
+    return ProtoBuf.encodeToByteArray(this)
+}