Add static apply method to enable creating RequestConfig from Scala (#285)

* Add static apply method to enable creating RequestConfig from Scala

Fixes #275

* `./gradlew spotlessApply`

---------

Co-authored-by: Raúl Raja Martínez <[email protected]>

Author: sbrunk

core/src/commonMain/kotlin/com/xebia/functional/xef/llm/models/embeddings/RequestConfig.kt

@@ -1,9 +1,15 @@
 package com.xebia.functional.xef.llm.models.embeddings
 
 import kotlin.jvm.JvmInline
+import kotlin.jvm.JvmStatic
 
 data class RequestConfig(val model: EmbeddingModel, val user: User) {
   companion object {
+    @JvmStatic
+    fun apply(model: EmbeddingModel, userId: String): RequestConfig {
+      return RequestConfig(model, User(userId))
+    }
+
     @JvmInline value class User(val id: String)
   }
 }

scala/src/test/scala/com/xebia/functional/xef/llm/models/embeddings/RequestConfigSpec.scala

@@ -0,0 +1,11 @@
+package com.xebia.functional.xef.llm.models.embeddings
+
+import munit.FunSuite
+
+class RequestConfigSpec extends FunSuite:
+
+  test("Should create a RequestConfig through the static apply method") {
+    val requestConfig = RequestConfig(EmbeddingModel.TEXT_EMBEDDING_ADA_002, "user")
+
+    assertEquals(requestConfig.getModel, EmbeddingModel.TEXT_EMBEDDING_ADA_002)
+  }