Feature/graph charts

[shami-sneha]

Description

Related Issues

Design Decisions

Performance & Quality

Checklist

I, the author of this PR checked the following requirements for good software quality:

• [x] The code is properly formatted (I ran the formatter)
• [x] The code is written with our software quality standards (I ran the linter)
• [x] The code is written using our code style
• [x] Extensive in source documentation has been added
• [x] Unit and/or integration tests have been added
• [x] All texts have been internationalized with at least the following languages:
  • [x] English
  • [ ] German
• [x] I tried addressing all new accessibility problems displayed in the console and documented if they can't be fixed
• [x] I attached performance measurements to prevent performance degradation
• [x] I added the changes to the next release section of the changelog

I, the reviewer checked the following things:

• [ ] I ran the software once and tried all new and related functionality to this PR
• [ ] I looked at all new and changed lines of code and commented on possible problems
• [ ] I read the added documentation and checked if it is understandable and clear
• [ ] I checked the added tests for completeness
• [ ] I checked the internationalized strings for spelling errors
• [ ] I checked the performance metrics for problems or unexplained degradation
• [ ] I checked that the changes are noted in the changelog