[add] function implementation

app/src/main/java/com/acitelight/aether/service/ApiClient.kt

@@ -0,0 +1,25 @@
+
+package com.acitelight.aether.service
+
+import com.jakewharton.retrofit2.converter.kotlinx.serialization.asConverterFactory
+import kotlinx.serialization.json.Json
+import okhttp3.MediaType.Companion.toMediaType
+import retrofit2.Retrofit
+import retrofit2.converter.gson.GsonConverterFactory
+
+object ApiClient {
+    const val base: String = "http://192.168.1.213/"
+    private val json = Json {
+        ignoreUnknownKeys = true
+    }
+
+    private val retrofit = Retrofit.Builder()
+        .baseUrl(base)
+        .addConverterFactory(GsonConverterFactory.create())
+        .addConverterFactory(json.asConverterFactory("application/json".toMediaType()))
+        .build()
+
+    val api: ApiInterface by lazy {
+        retrofit.create(ApiInterface::class.java)
+    }
+}