feat: complete monorepo structure with frontend and shared resources

- Add complete backend/ directory with full Django application
- Add frontend/ directory with Vite + TypeScript setup ready for Next.js
- Add comprehensive shared/ directory with:
  - Complete documentation and memory-bank archives
  - Media files and avatars (letters, park/ride images)
  - Deployment scripts and automation tools
  - Shared types and utilities
- Add architecture/ directory with migration guides
- Configure pnpm workspace for monorepo development
- Update .gitignore to exclude .django_tailwind_cli/ build artifacts
- Preserve all historical documentation in shared/docs/memory-bank/
- Set up proper structure for full-stack development with shared resources

backend/apps/email_service/models.py

@@ -0,0 +1,25 @@
+from django.db import models
+from django.contrib.sites.models import Site
+from apps.core.history import TrackedModel
+import pghistory
+
+
+@pghistory.track()
+class EmailConfiguration(TrackedModel):
+    api_key = models.CharField(max_length=255)
+    from_email = models.EmailField()
+    from_name = models.CharField(
+        max_length=255,
+        help_text="The name that will appear in the From field of emails",
+    )
+    reply_to = models.EmailField()
+    site = models.ForeignKey(Site, on_delete=models.CASCADE)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return f"{self.from_name} <{self.from_email}>"
+
+    class Meta:
+        verbose_name = "Email Configuration"
+        verbose_name_plural = "Email Configurations"