add support of setMessageReactions

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/requests/send/SetMessageReactions.kt

@@ -0,0 +1,31 @@
+package dev.inmo.tgbotapi.requests.send
+
+import dev.inmo.tgbotapi.abstracts.types.ChatRequest
+import dev.inmo.tgbotapi.requests.abstracts.SimpleRequest
+import dev.inmo.tgbotapi.types.*
+import dev.inmo.tgbotapi.types.reactions.Reaction
+import kotlinx.serialization.DeserializationStrategy
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.SerializationStrategy
+import kotlinx.serialization.builtins.serializer
+
+@Serializable
+data class SetMessageReactions(
+    @SerialName(chatIdField)
+    override val chatId: ChatIdentifier,
+    @SerialName(messageIdField)
+    val messageId: MessageId,
+    @SerialName(reactionField)
+    val reactions: List<Reaction>,
+    @SerialName(isBigField)
+    val big: Boolean = false
+) : SimpleRequest<Boolean>, ChatRequest {
+    override fun method(): String = "setMessageReaction"
+
+    override val requestSerializer: SerializationStrategy<*>
+        get() = serializer()
+
+    override val resultDeserializer: DeserializationStrategy<Boolean>
+        get() = Boolean.serializer()
+}

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

@@ -463,6 +463,8 @@ const val userChatIdField = "user_chat_id"
 const val userField = "user"
 const val dateField = "date"
 const val reactionsField = "reactions"
+const val reactionField = "reaction"
+const val isBigField = "is_big"
 const val oldReactionField = "old_reaction"
 const val newReactionField = "new_reaction"
 const val chatField = "chat"