chore(pkg): new patch release (0.2.12)

• A depreciation warning related to CubicWeb-Web had been removed.
• Minimum versions of dependencies have been upgrade. We should not have problems with that for a while.

--HG-- branch : 0.2

cubicweb_jsonschema/views/y2jsl.py

-# copyright 2016-2023 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
-# contact https://www.logilab.fr -- mailto:contact@logilab.fr
+# copyright 2016-2024 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# contact http://www.logilab.fr -- mailto:contact@logilab.fr
 #
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU Lesser General Public License as published by the Free
@@ -19,7 +19,10 @@
 import jsl
 
 from cubicweb.schema import META_RTYPES
-from cubicweb_web.view import Component
+try:
+    from cubicweb_web.view import Component
+except ModuleNotFoundError:
+    from cubicweb.view import Component  # TODO remove with CubicWeb 3 support
 
 from cubicweb_jsonschema import CREATION_ROLE
 
@@ -199,6 +202,8 @@
     component.
     """
     def decorator(cls):
-        builder = vreg['components'].select('jsonschema.map.builder', cnx)
+        vreg_components = vreg['components']
+        builder = vreg_components.select('jsonschema.map.builder', cnx)
+        assert builder
         return builder.document(cls, schema_role)
     return decorator