Push artifact to OCI layout

[jonesbusy]

Description

Push artifact to OCI layout

Testing done

CI

Submitter checklist

• I have read and understood the CONTRIBUTING guide
• I have run mvn license:update-file-header, mvn spotless:apply, pre-commit run -a, mvn clean install before opening the PR

[codecov]

Codecov Report

Attention: Patch coverage is 87.71930% with 7 lines in your changes missing coverage. Please review.

Project coverage is 85.14%. Comparing base (df757f4) to head (f7c862e).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
src/main/java/land/oras/OCI.java	88.57%	3 Missing and 1 partial ⚠️
src/main/java/land/oras/OCILayout.java	82.35%	0 Missing and 3 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #208      +/-   ##
============================================
- Coverage     85.29%   85.14%   -0.16%     
- Complexity      425      429       +4     
============================================
  Files            33       33              
  Lines          1428     1447      +19     
  Branches        159      164       +5     
============================================
+ Hits           1218     1232      +14     
- Misses          142      143       +1     
- Partials         68       72       +4     

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