improvements and actualization

src/jvmTest/kotlin/Launcher.kt

@@ -1,30 +1,27 @@
 import dev.inmo.saucenaoapi.SauceNaoAPI
-import dev.inmo.saucenaoapi.utils.useSafe
-import io.ktor.http.ContentType
-import io.ktor.utils.io.streams.asInput
+import io.ktor.client.HttpClient
 import kotlinx.coroutines.*
 import java.io.File
-import java.nio.file.Files
 
 suspend fun main(vararg args: String) {
     val (key, requestSubject) = args
 
-    val scope = CoroutineScope(Dispatchers.Default)
-
-    val api = SauceNaoAPI(key, scope = scope)
-    api.useSafe { _ ->
-        println(
-            when {
-                requestSubject.startsWith("/") -> File(requestSubject).let {
-                    api.request(
-                        it.inputStream().asInput(),
-                        ContentType.parse(Files.probeContentType(it.toPath()))
-                    )
-                }
-                else -> api.request(requestSubject)
-            }
-        )
+    val client = HttpClient()
+    val scope = CoroutineScope(Dispatchers.IO).also {
+        it.coroutineContext.job.invokeOnCompletion {
+            client.close()
+        }
     }
 
+    val api = SauceNaoAPI(key, client,  scope = scope)
+    println(
+        when {
+            requestSubject.startsWith("/") -> File(requestSubject).let {
+                api.request(it)
+            }
+            else -> api.request(requestSubject)
+        }
+    )
+
     scope.cancel()
 }