Updated udev-rules subcommand to catch exceptions.

Author: JnyJny

src/busylight/subcommands/udev_rules.py

@@ -21,10 +21,14 @@ def generate_udev_rules(
     """
     logger.info(f"generating udev rules: {output}")
 
-    rules = Light.udev_rules()
-    about = [
-        "# Generated by `busylight udev-rules` https://github.com/JnyJny/busylight",
-        "#",
-    ]
+    try:
+        rules = Light.udev_rules()
+        about = [
+            "# Generated by `busylight udev-rules` https://github.com/JnyJny/busylight",
+            "#",
+        ]
+    except Exception as error:
+        typer.secho(f"Error generating udev rules: {error}", fg="red")
+        raise typer.Exit(code=1)
 
     print("\n".join(about + rules), file=output)