add is_paid_post as simple boolean

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/abstracts/types/OptionallyPaidPost.kt

@@ -0,0 +1,7 @@
+package dev.inmo.tgbotapi.abstracts.types
+
+import dev.inmo.tgbotapi.types.message.SuggestedPostParameters
+
+interface OptionallyPaidPost {
+    val suggestedPostParameters: SuggestedPostParameters?
+}

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/Common.kt

@@ -648,6 +648,7 @@ const val mainFrameTimestampField = "main_frame_timestamp"
 
 const val paidMessageStarCountField = "paid_message_star_count"
 const val paidStarCountField = "paid_star_count"
+const val isPaidPostField = "is_paid_post"
 
 const val disableEditMessageField = "disable_edit_message"
 const val scoreField = "score"

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChannelContentMessageImpl.kt

@@ -28,6 +28,8 @@ data class ChannelContentMessageImpl<T: MessageContent>(
     override val fromOffline: Boolean,
     @SerialName(paidMessageStarCountField)
     override val cost: Int? = null,
+    @SerialName(isPaidPostField)
+    override val isPaidPost: Boolean = false
 ) : ChannelContentMessage<T> {
     constructor(
         messageId: MessageId,

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/RawMessage.kt

@@ -189,6 +189,7 @@ internal data class RawMessage(
 
     // Channel direct messages
     private val direct_message_price_changed: DirectMessagesConfigurationChanged? = null,
+    private val is_paid_post: Boolean = false,
 
     //
     private val suggested_post_approved: SuggestedPostApproved? = null,
@@ -415,6 +416,7 @@ internal data class RawMessage(
                             mediaGroupId = media_group_id,
                             fromOffline = is_from_offline,
                             cost = paid_star_count,
+                            isPaidPost = is_paid_post,
                         )
                         is PreviewForumChat -> when(chat) {
                             is PreviewChannelDirectMessagesChat -> {

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/ChannelContentMessage.kt

@@ -6,6 +6,7 @@ import dev.inmo.tgbotapi.types.message.content.MessageContent
 
 interface ChannelContentMessage<T: MessageContent> : PossiblySentViaBotCommonMessage<T>, SignedMessage, WithSenderChatMessage, OptionallyFromUserMessage {
     override val chat: PreviewChannelChat
+    val isPaidPost: Boolean
     override val from: User?
         get() = senderChat as? User
 }