[MIG] project_stage: deprecated in 15.0, safe to uninstall after upgrade

project_stage/__manifest__.py

@@ -1,20 +1,23 @@
 {
-    'name': 'Project Stages',
-    'version': '14.0.1.0.0',
+    'name': 'Project Stages (deprecated)',
+    'version': '15.0.1.0.0',
     'author': 'Hibou Corp. <hello@hibou.io>',
     'website': 'https://hibou.io/',
     'license': 'AGPL-3',
     'category': 'Tools',
     'complexity': 'easy',
     'description': """
-Adds stages to Projects themselves.
+Adds stages to Projects themselves. (deprecated)
+After upgrade you can uninstall.
     """,
     'depends': [
         'project',
     ],
     'data': [
+        # Deprecated in 15.0, 
+        # this will uninstall the views/security rules for a model that will not exist after upgrade.
         'security/ir.model.access.csv',
-        'views/project_views.xml',
+        # 'views/project_views.xml',
     ],
     'installable': True,
     'auto_install': False,

project_stage/models/__init__.py

@@ -1 +1,3 @@
+# Deprecated in 15.0
+# Models stay so that you could perform post-migration if needed
 from . import project