Twelve: Add okhttp and Kotlin serialization

Change-Id: Ib72b8dd04de43b2f2f7e6ab796dfe766b7e3ec15
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 1914a77..4267cdd 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -13,11 +13,13 @@
 core = "1.13.1"
 fragment = "1.8.3"
 kotlinx-coroutines = "1.8.1"
+kotlinx-serialization = "1.6.1"
 lifecycle = "2.8.5"
 material = "1.12.0"
 media3 = "1.5.0-alpha01"
 navigation = "2.8.0"
 nier-visualizer = "v0.1.3"
+okhttp = "4.12.0"
 recyclerview = "1.3.2"
 room = "2.6.1"
 viewpager2 = "1.1.0"
@@ -44,10 +46,13 @@
 coil = { group = "io.coil-kt.coil3", name = "coil", version.ref = "coil" }
 coil-network-okhttp = { group = "io.coil-kt.coil3", name = "coil-network-okhttp", version.ref = "coil" }
 kotlinx-coroutines-guava = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-guava", version.ref = "kotlinx-coroutines" }
+kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json", version.ref = "kotlinx-serialization" }
 material = { group = "com.google.android.material", name = "material", version.ref = "material" }
 nier-visualizer = { group = "com.github.bogerchan", name = "Nier-Visualizer", version.ref = "nier-visualizer" }
+okhttp = { group = "com.squareup.okhttp3", name = "okhttp", version.ref = "okhttp" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 kapt = { id = "org.jetbrains.kotlin.kapt" }
 kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }