In current search feature, in transaction list, we only can search in selected year and month. In category detail page, we can search only for selected category, swith given date range. Same behaviour with partner detail page.

We need to create ability to search all transactions in all time, all category and all partner.

The first approach is to add all_months option on month filter and `a

1. Please see the implementation of jwt.strategy.ts
2. (Optional but good to do) Please also read these articles on nestjs docs:
   2.1 https://docs.nestjs.com/guards
   2.2 https://docs.nestjs.com/techniques/authentication#jwt-functionality
3. We need to secure all controllers in the backend by using the AuthGuard as implemented in OrganizationProjectsController
4. (Optional but good to do) A

• Rename TransactionSplit to Entry
• Add validate method that checks DR = CR or throws
• Update toString method to add AccountSide