snapshot: preserve branding foundation and platform owner split

backend/workflows/models.py

@@ -1,4 +1,5 @@
 from django.conf import settings
+from django.core.validators import FileExtensionValidator
 from django.db import models
 from django.utils.translation import get_language
 from django.utils.translation import gettext_lazy as _
@@ -24,6 +25,40 @@ class EmployeeProfile(models.Model):
         return f"{self.full_name} <{self.work_email}>"
 
 
+class PortalBranding(models.Model):
+    name = models.CharField(max_length=80, default='Default', unique=True)
+    portal_title = models.CharField(max_length=255, default='TUBCO Onboarding & Offboarding Portal')
+    company_name = models.CharField(max_length=255, default='TUBCO')
+    support_email = models.EmailField(blank=True, default='info@tub.co')
+    default_language = models.CharField(
+        max_length=10,
+        choices=[('de', 'Deutsch'), ('en', 'English')],
+        default='de',
+    )
+    logo_image = models.FileField(
+        upload_to='branding/',
+        blank=True,
+        null=True,
+        validators=[FileExtensionValidator(allowed_extensions=['svg', 'png', 'jpg', 'jpeg', 'webp'])],
+    )
+    pdf_letterhead = models.FileField(
+        upload_to='branding/',
+        blank=True,
+        null=True,
+        validators=[FileExtensionValidator(allowed_extensions=['pdf'])],
+    )
+    primary_color = models.CharField(max_length=20, blank=True, default='#000078')
+    secondary_color = models.CharField(max_length=20, blank=True, default='#c0002b')
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        verbose_name = 'Portal Branding'
+        verbose_name_plural = 'Portal Branding'
+
+    def __str__(self) -> str:
+        return self.portal_title or self.company_name or self.name
+
+
 class AdminAuditLog(models.Model):
     actor = models.ForeignKey(
         settings.AUTH_USER_MODEL,