improvements

posts/src/commonMain/kotlin/models/PostContentInfo.kt

@@ -1,7 +1,10 @@
 package dev.inmo.plaguposter.posts.models
 
+import dev.inmo.tgbotapi.extensions.utils.mediaGroupMessageOrNull
 import dev.inmo.tgbotapi.types.ChatId
 import dev.inmo.tgbotapi.types.MessageIdentifier
+import dev.inmo.tgbotapi.types.message.abstracts.ContentMessage
+import dev.inmo.tgbotapi.types.message.content.MessageContent
 import kotlinx.serialization.Serializable
 
 @Serializable
@@ -10,4 +13,13 @@ data class PostContentInfo(
     val messageId: MessageIdentifier,
     val group: String?,
     val order: Int
-)
+) {
+    companion object {
+        fun fromMessage(message: ContentMessage<*>, order: Int) = PostContentInfo(
+            message.chat.id,
+            message.messageId,
+            message.mediaGroupMessageOrNull() ?.mediaGroupId,
+            order
+        )
+    }
+}

posts/src/jvmMain/kotlin/Plugin.kt

@@ -15,7 +15,7 @@ import org.koin.core.module.Module
 
 object Plugin : Plugin {
     @Serializable
-    data class Config(
+    private data class Config(
         @SerialName("targetChat")
         val targetChatId: ChatId,
         @SerialName("cacheChat")