docs: added docs for --watch-pattern

Author: louiellan

doc/api/cli.md

@@ -3233,6 +3233,22 @@ This option is only supported on macOS and Windows.
 An `ERR_FEATURE_UNAVAILABLE_ON_PLATFORM` exception will be thrown
 when the option is used on a platform that does not support it.
 
+### `--watch-pattern`
+
+<!-- YAML
+added: REPLACEME
+-->
+
+> Stability: 1.0 - Early development
+
+This is similar to `--watch-path` option, which starts Node.js in
+watch mode and is used to specify which paths to watch using globs.
+Additionally, this option supports watching files and directories.
+
+```bash
+node --watch-pattern=./**/*.js index.js
+```
+
 ### `--watch-preserve-output`
 
 <!-- YAML

doc/node.1

@@ -649,6 +649,9 @@ By default, watch mode will watch the entry point and any required or imported m
 .It Fl -watch-path
 Starts Node.js in watch mode and specifies what paths to watch. When in watch mode, changes in the watched paths cause the Node.js process to restart.
 
+.It Fl -watch-pattern
+Starts Node.js in watch mode and can include glob patterns when specifying what paths to watch. When in watch mode, changes in the watched paths cause the Node.js process to restart.
+
 This will turn off watching of required or imported modules, even when used in combination with --watch.
 .
 .It Fl -watch-kill-signal