Feature/architecture-refactor

[thomaskioko]

What does this PR do?

• Move to clean architecture #11
• Switch from Daraja API to Jenga API
• Add Stk Push request Implementation
• Add dynamic app theme: Switch between dark and light theme

Below Checks Have Been Added

• [x] Your code builds clean without any errors or warnings
• [x] You are using approved terminology
• [x] You have added unit tests

[codecov[bot]]

Codecov Report

Merging #18 into feature/clean-architecture-implementation will increase coverage by 6.71%. The diff coverage is 49.26%.

@@                               Coverage Diff                               @@
##             feature/clean-architecture-implementation      #18      +/-   ##
===============================================================================
+ Coverage                                        28.25%   34.96%   +6.71%     
- Complexity                                          77      133      +56     
===============================================================================
  Files                                               56       75      +19     
  Lines                                              538      715     +177     
  Branches                                            47       71      +24     
===============================================================================
+ Hits                                               152      250      +98     
- Misses                                             372      436      +64     
- Partials                                            14       29      +15