feat(errors): Add specialized timeout error types for maintenance scenarios

- Added `SocketTimeoutDuringMaintananceError`, a subclass of `TimeoutError`, to handle socket timeouts during maintenance.
- Added `CommandTimeoutDuringMaintananceError`, another subclass of `TimeoutError`, to address command write timeouts during maintenance.

Author: nkaradzhov

packages/client/lib/errors.ts

@@ -76,6 +76,18 @@ export class BlobError extends ErrorReply {}
 
 export class TimeoutError extends Error {}
 
+export class SocketTimeoutDuringMaintananceError extends TimeoutError {
+  constructor(timeout: number) {
+    super(`Socket timeout during maintenance. Expecting data, but didn't receive any in ${timeout}ms.`);
+  }
+}
+
+export class CommandTimeoutDuringMaintananceError extends TimeoutError {
+  constructor(timeout: number) {
+    super(`Command timeout during maintenance. Waited to write command for more than ${timeout}ms.`);
+  }
+}
+
 export class MultiErrorReply extends ErrorReply {
   replies: Array<ErrorReply>;
   errorIndexes: Array<number>;