add kdocs to the startup module

startup/plugin/src/commonMain/kotlin/ServerPlugin.kt

@@ -1,13 +0,0 @@
-package dev.inmo.micro_utils.startup.plugin
-
-import kotlinx.serialization.Serializable
-import kotlinx.serialization.json.JsonObject
-import org.koin.core.Koin
-import org.koin.core.module.Module
-
-@Serializable(ServerPluginSerializer::class)
-interface ServerPlugin {
-    fun Module.setupDI(config: JsonObject) {}
-
-    suspend fun startPlugin(koin: Koin) {}
-}

startup/plugin/src/commonMain/kotlin/StartPlugin.kt

@@ -0,0 +1,31 @@
+package dev.inmo.micro_utils.startup.plugin
+
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.JsonObject
+import org.koin.core.Koin
+import org.koin.core.module.Module
+
+/**
+ * Default plugin for start of your app
+ */
+@Serializable(StartPluginSerializer::class)
+interface StartPlugin {
+    /**
+     * This method will be called first to configure [Koin] [Module] related to this plugin. You may use
+     * [org.koin.core.scope.Scope.get] in your koin definitions like [Module.single] to retrieve
+     * [kotlinx.coroutines.CoroutineScope], [kotlinx.serialization.json.Json] or [dev.inmo.micro_utils.startup.launcher.Config]
+     */
+    fun Module.setupDI(config: JsonObject) {}
+
+    /**
+     * This method will be called after all other [StartPlugin] will [setupDI]
+     *
+     * It is allowed to lock end of this method in case you require to prevent application to end its run (for example,
+     * you are starting some web server)
+     *
+     * @param koin Will contains everything you will register in [setupDI] (as well as other [StartPlugin]s) and
+     * [kotlinx.coroutines.CoroutineScope], [kotlinx.serialization.json.Json] and [dev.inmo.micro_utils.startup.launcher.Config]
+     * by their types
+     */
+    suspend fun startPlugin(koin: Koin) {}
+}

startup/plugin/src/commonMain/kotlin/StartPluginSerializer.kt

@@ -2,4 +2,4 @@ package dev.inmo.micro_utils.startup.plugin
 
 import kotlinx.serialization.KSerializer
 
-expect object ServerPluginSerializer : KSerializer<ServerPlugin>
+expect object StartPluginSerializer : KSerializer<StartPlugin>

startup/plugin/src/jvmMain/kotlin/StartPluginSerializer.kt

@@ -6,16 +6,16 @@ import kotlinx.serialization.descriptors.SerialDescriptor
 import kotlinx.serialization.encoding.Decoder
 import kotlinx.serialization.encoding.Encoder
 
-actual object ServerPluginSerializer : KSerializer<ServerPlugin> {
+actual object StartPluginSerializer : KSerializer<StartPlugin> {
     override val descriptor: SerialDescriptor
     get() = String.serializer().descriptor
 
-    override fun deserialize(decoder: Decoder): ServerPlugin {
+    override fun deserialize(decoder: Decoder): StartPlugin {
         val kclass = Class.forName(decoder.decodeString()).kotlin
-        return (kclass.objectInstance ?: kclass.constructors.first { it.parameters.isEmpty() }.call()) as ServerPlugin
+        return (kclass.objectInstance ?: kclass.constructors.first { it.parameters.isEmpty() }.call()) as StartPlugin
     }
 
-    override fun serialize(encoder: Encoder, value: ServerPlugin) {
+    override fun serialize(encoder: Encoder, value: StartPlugin) {
         encoder.encodeString(
             value::class.java.canonicalName
         )