Add badges to README

[hombit]

Change Description

• My PR includes a link to the issue that I am addressing

Solution Description

Code Quality

• I have read the Contribution Guide
• My code follows the code style of this project
• My code builds (or compiles) cleanly without any errors or warnings
• My code contains relevant comments and necessary documentation

Project-Specific Pull Request Checklists

Bug Fix Checklist

• My fix includes a new test that breaks as a result of the bug (if possible)
• My change includes a breaking change
  • My change includes backwards compatibility and deprecation warnings (if possible)

New Feature Checklist

• I have added or updated the docstrings associated with my feature using the NumPy docstring format
• I have updated the tutorial to highlight my new feature (if appropriate)
• I have added unit/End-to-End (E2E) test cases to cover my new feature
• My change includes a breaking change
  • My change includes backwards compatibility and deprecation warnings (if possible)

Documentation Change Checklist

• Any updated docstrings use the NumPy docstring format

Build/CI Change Checklist

• If required or optional dependencies have changed (including version numbers), I have updated the README to reflect this
• If this is a new CI setup, I have added the associated badge to the README

Other Change Checklist

• Any new or updated docstrings use the NumPy docstring format.
• I have updated the tutorial to highlight my new feature (if appropriate)
• I have added unit/End-to-End (E2E) test cases to cover any changes
• My change includes a breaking change
  • My change includes backwards compatibility and deprecation warnings (if possible)

[github-actions]

Before [dfb9139]	After [99b8017]	Ratio	Benchmark (Parameter)
2.64±0.9s	3.41±1s	~1.29	benchmarks.time_computation
776	1.05k	1.35	benchmarks.mem_list

Click here to view all benchmarks.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.77%. Comparing base (dfb9139) to head (394283c).

Additional details and impacted files

@@           Coverage Diff           @@
##             main       #8   +/-   ##
=======================================
  Coverage   91.77%   91.77%           
=======================================
  Files           8        8           
  Lines         389      389           
=======================================
  Hits          357      357           
  Misses         32       32           

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