build.gradle.kts

// project-root

plugins {
    // this is necessary to avoid the plugins to be loaded multiple times
    // in each subproject's classloader
    alias(libs.plugins.kotlinJvm) apply false
    alias(libs.plugins.jetbrainsCompose) apply false
    alias(libs.plugins.androidApplication) apply false
    alias(libs.plugins.androidLibrary) apply false
    alias(libs.plugins.kotlinMultiplatform) apply false

    alias(libs.plugins.kotlinPluginSerialization) apply false
}

shared build.gradle.kts

// shared/build.gradle.kt

plugins {
    alias(libs.plugins.kotlinMultiplatform)
    alias(libs.plugins.androidLibrary)
    alias(libs.plugins.kotlinPluginSerialization)
}


kotlin {
    iosX64()
    iosArm64()
    iosSimulatorArm64()

    androidTarget {
        compilations.all {
            kotlinOptions {
                jvmTarget = "1.8"
            }
        }
    }

    jvm()

    sourceSets {
        commonMain.dependencies {
            implementation(libs.kotlinx.serialization.json)
            implementation(libs.kotlinx.datetime)

            implementation(libs.insert.koin.koin.core)
            // put your Multiplatform dependencies here

//            implementation(libs.ktor.server.resources) including either enable me to define resources in the shared directory
            implementation(libs.ktor.client.resources)

            implementation(libs.kotlinx.serialization.json)

        }
    }
}

UserResources.kt

// shared/commonMain/kotlin/package/resource/UserResources.kt

import io.ktor.resources.*
import kotlinx.serialization.Serializable

@Serializable
@Resource("/users")
class UsersResource {
    @Serializable
    @Resource("/me")
    data class SessionUserDetails(val parent: UsersResource = UsersResource())
}