docs(config): add message length limit configuration option

Author: Narwhal-fish

commitizen/commands/commit.py

@@ -82,7 +82,6 @@ def _prompt_commit_questions(self) -> str:
         message = cz.message(answers)
         message_len = len(message.partition("\n")[0].strip())
 
-        
         message_length_limit = self.arguments.get("message_length_limit")
         if message_length_limit is None:
             message_length_limit = self.config.settings.get("message_length_limit", 0)

docs/config.md

@@ -119,6 +119,14 @@ Default: `false`
 
 Disallow empty commit messages, useful in CI. [Read more][allow_abort]
 
+### `message_length_limit`
+
+Type: `int`
+
+Default: `0`
+
+Maximum length of the commit message. Setting it to `0` disables the length limit. It can be overridden by the `-l/--message-length-limit` command line argument.
+
 ### `allowed_prefixes`
 
 Type: `list`