fix: validate branch before update

bench/app.py

@@ -421,3 +421,13 @@ def get_apps_json(path):
 	else:
 		with open(path) as f:
 			return json.load(f)
+
+def validate_branch():
+	for app in ['frappe', 'erpnext']:
+		branch = get_current_branch(app)
+
+		if branch == "master":
+			print(''' master branch is renamed to version-11 and develop to version-12. Please switch to new branches to get future updates.
+
+To switch to version 11, run the following commands: bench switch-to-branch version-11''')
+			sys.exit(1)

bench/commands/update.py

@@ -1,7 +1,7 @@
 import click
 import sys, os
 from bench.config.common_site_config import get_config, update_config
-from bench.app import pull_all_apps, is_version_upgrade
+from bench.app import pull_all_apps, is_version_upgrade, validate_branch
 from bench.utils import (update_bench, validate_upgrade, pre_upgrade, post_upgrade, before_update,
 	update_requirements, update_node_packages, backup_all_sites, patch_sites, build_assets,
 	restart_supervisor_processes, restart_systemd_processes)
@@ -48,8 +48,9 @@ def update(pull=False, patch=False, build=False, bench=False, auto=False, restar
 		print('Release bench, cannot update')
 		sys.exit(1)
 
-	version_upgrade = is_version_upgrade()
+	validate_branch()
 
+	version_upgrade = is_version_upgrade()
 	if version_upgrade[0]:
 		print()
 		print()