[IMP] portal_holidays: allow creating new leave allocation request

portal_holidays/models/hr_leave_allocation.py

@@ -1,6 +1,6 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class HolidaysAllocation(models.Model):
@@ -9,3 +9,14 @@ class HolidaysAllocation(models.Model):
     employee_overtime = fields.Float(
         related="employee_id.total_overtime", groups="base.group_user,portal_holidays.group_portal_backend_holiday"
     )
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        """
+        Allows portal holidays users to create allocation records
+        and ensures proper follower subscriptions.
+        """
+        if self.env.user.has_group("portal_holidays.group_portal_backend_holiday"):
+            self = self.sudo()
+
+        return super(HolidaysAllocation, self).create(vals_list)  # , self.with_context(mail_create_nosubscribe=True)