feat: Add Findagram and FindADispo consumer frontends

- Add findagram.co React frontend with product search, brands, categories
- Add findadispo.com React frontend with dispensary locator
- Wire findagram to backend /api/az/* endpoints
- Update category/brand links to route to /products with filters
- Add k8s manifests for both frontends
- Add multi-domain user support migrations

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

findadispo/backend/config.py

@@ -0,0 +1,31 @@
+from pydantic_settings import BaseSettings
+from functools import lru_cache
+
+
+class Settings(BaseSettings):
+    # Database
+    database_url: str = "postgresql://user:password@localhost:5432/findadispo"
+
+    # JWT Settings
+    secret_key: str = "your-super-secret-key-change-in-production"
+    algorithm: str = "HS256"
+    access_token_expire_minutes: int = 30
+
+    # External API
+    dispensary_api_url: str = "http://localhost:3010"
+    dispensary_api_key: str = ""
+
+    # CORS
+    frontend_url: str = "http://localhost:3000"
+
+    # Server
+    host: str = "0.0.0.0"
+    port: int = 8000
+
+    class Config:
+        env_file = ".env"
+
+
+@lru_cache()
+def get_settings():
+    return Settings()