[ADD][12.0] base_user_role_profile: Add to 12.0

fixup! Logic and permissions fixes, new demo module, changes JS-side that reloads in a cleaner way on profile change

fixup! removed unused imports, beautified JS

fixup! Test coverage increase

[FIX] Use write instead of assignment operator on create function: assignment on multiple records raises error

fixup! Removed leftover copyright

Apply suggestions from code review

Co-Authored-By: David Beal <david.beal@akretion.com>

base_user_role_profile/models/ir_http.py

@@ -0,0 +1,26 @@
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from odoo import models
+from odoo.http import request
+
+
+class Http(models.AbstractModel):
+    _inherit = "ir.http"
+
+    def session_info(self):  # pragma: no cover
+        result = super().session_info()
+        user = request.env.user
+        allowed_profiles = [
+            (profile.id, profile.name) for profile in user.profile_ids
+        ]
+        if len(allowed_profiles) > 1:
+            current_profile = (user.profile_id.id, user.profile_id.name)
+            result["user_profiles"] = {
+                "current_profile": current_profile,
+                "allowed_profiles": allowed_profiles,
+            }
+        else:
+            result["user_profiles"] = False
+        result["profile_id"] = (
+            user.profile_id.id if request.session.uid else None
+        )
+        return result