fix: modify single scan feature

[m-rudyk]

Pull Request

Description

1. add loading diff before analyzing files for single scan;
2. add manual database init before using;

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Code cleanup/refactoring
• Documentation update
• This change requires a documentation update
• CI system update
• Test Coverage update

Checklist:

• My code follows the style guidelines of this project
• My code meets the required code coverage for lines (90% and above)
• My code meets the required code coverage for branches (80% and above)
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 90.47619% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 90.65%. Comparing base (6cdeca2) to head (79c1481).

Files	Patch %	Lines
...main/java/com/lpvs/service/LPVSLicenseService.java	86.66%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #463      +/-   ##
============================================
- Coverage     90.74%   90.65%   -0.09%     
- Complexity      489      491       +2     
============================================
  Files            47       47              
  Lines          1729     1745      +16     
  Branches        208      210       +2     
============================================
+ Hits           1569     1582      +13     
  Misses           97       97              
- Partials         63       66       +3     

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[o-kopysov]

I do not see any updates compared to the diff I provided.

[o-kopysov]

This line is not required here.
Also, please modify the next property in application-singlescan.properties:
spring.datasource.url=jdbc:h2:mem:singlescan;DATABASE_TO_UPPER=false;MODE=MySQL;NON_KEYWORDS=USER;DB_CLOSE_ON_EXIT=FALSE

[m-rudyk]

done

[o-kopysov]

LGTM

[o-konoval]

Great job for fix the issue. Approved.