feat: support docker scanning

[IlonaShishov]

Added support for Dockerfile image scanning with RHDA Image Analysis.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 99.37888% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 98.69%. Comparing base (3a31ff6) to head (c93dbbe). Report is 2 commits behind head on master.

Files	Patch %	Lines
src/imageAnalysis.ts	98.57%	0 Missing and 1 partial :warning:

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Additional details and impacted files

@@            Coverage Diff             @@
##           master     #701      +/-   ##
==========================================
+ Coverage   98.43%   98.69%   +0.26%     
==========================================
  Files          10       13       +3     
  Lines         256      384     +128     
  Branches       33       50      +17     
==========================================
+ Hits          252      379     +127     
  Misses          3        3              
- Partials        1        2       +1     

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