[Data Layer] Migrate the code to use the new the `CategoryRepository`

[ILIYANGERMANOV]

Please confirm the following

• [X] I checked the current issues for duplicate issues.

What would you like to improve?

• Utilize CategoryRepository for data manipulation operations
• Transition from direct CategoryDao and WriteCategoryDao interactions to using the repository

Because...

• To phase out the old data management system
• To maintain uniformity in our architectural approach
• To enhance safety and facilitate ease of future extensions

Description

No response

Success Criteria

• Comprehensive unit testing
• Seamless operation of existing functionalities without regressions
• Stable application functionality with the integrated new data layer

[ivywallet]

Thank you @ILIYANGERMANOV for raising Issue #2962! 🚀 What's next? Read our Contribution Guidelines 📚.

Tagging @ILIYANGERMANOV for review & approval 👀

[diasmashikov]

I'm on it

[ivywallet]

Thank you for your interest @diasmashikov! 🎉 Issue #2962 is assigned to you. You can work on it! ✅

If you don't want to work on it now, please un-assign yourself so other contributors can take it.

Also, make sure to read our Contribution Guidelines.