Add BotKickedFromChannel variant to ApiError

crates/teloxide-core/CHANGELOG.md

@@ -42,6 +42,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - Add `BusinessMessagesDeleted` struct
   - Add `BusinessConnection`, `BusinessMessage`, `EditedBusinessMessage` and `DeletedBusinessMessages` variants to `UpdateKind` enum
 
+- `ApiError::BotKickedFromChannel`
+
 ### Changed
 
 - `MaybeAnonymousUser` type introduced, which replaced `PollAnswer::voter: Voter` and `MessageReactionUpdated::{user, actor_chat}` in `MessageReactionUpdated`([#1134][pr1134])

crates/teloxide-core/src/errors.rs

@@ -644,6 +644,15 @@ impl_api_error! {
         /// [`SendMessage`]: crate::payloads::SendMessage
         BotKickedFromSupergroup = "Forbidden: bot was kicked from the supergroup chat",
 
+        /// Occurs when bot tries to do something in a channel the bot was
+        /// kicked from.
+        ///
+        /// May happen in methods:
+        /// 1. [`SendMessage`]
+        ///
+        /// [`SendMessage`]: crate::payloads::SendMessage
+        BotKickedFromChannel = "Forbidden: bot was kicked from the channel chat",
+
         /// Occurs when bot tries to send a message to a deactivated user (i.e. a
         /// user that was banned by telegram).
         ///