Refactor backend and frontend code for improved structure and functionality

- Rearranged imports in multiple files for consistency and clarity.
- Updated logging middleware to exclude specific paths from logging.
- Enhanced security module by cleaning up token handling and improving tenant validation.
- Added tenant and company scoped mixins for better database model management.
- Implemented generic CRUD routes for tenant-scoped resources.
- Improved error handling and response management in API routes.
- Cleaned up login and logout processes to ensure proper session management.
- Introduced mechanisms to clear local storage and cookies on tenant change.
- Enhanced company store to detect tenant changes and clear data accordingly.
- Added new DTO mixins for currency and value affect flags.

backend/api/v1/common/base_models.py

@@ -0,0 +1,30 @@
+from datetime import datetime
+
+from sqlalchemy import DateTime, Integer
+from sqlalchemy.orm import Mapped, mapped_column
+from sqlalchemy.sql import func
+
+
+class TimestampMixin:
+    """Mixin for common timestamp fields"""
+
+    created_at: Mapped[datetime] = mapped_column(
+        DateTime, nullable=False, default=func.now()
+    )
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime, nullable=False, default=func.now(), onupdate=func.now()
+    )
+    deleted_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
+
+
+class TenantScopedMixin:
+    """Mixin for tenant and company scoped entities"""
+
+    tenant_id: Mapped[int] = mapped_column(Integer, nullable=False, index=True)
+    company_id: Mapped[int] = mapped_column(Integer, nullable=False, index=True)
+
+
+class PedimentoRelatedMixin(TenantScopedMixin):
+    """Mixin for entities related to pedimentos"""
+
+    pedimento_id: Mapped[int] = mapped_column(Integer, nullable=False)