chore(service): add alias field for pipeline_release

[donch1989]

Because

• we need to show the pipeline_release alias name in response

This commit

• add alias field for pipeline_release

[linear]

INS-2112 show alias in pipeline release response

Currently, we have two alias defaultand latest.

[codecov]

Codecov Report

Attention: 54 lines in your changes are missing coverage. Please review.

Comparison is base (de8ae1b) 0.00% compared to head (df9f98f) 0.00%.

Additional details and impacted files

@@          Coverage Diff          @@
##            main    #261   +/-   ##
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  Coverage   0.00%   0.00%           
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  Files          7       7           
  Lines       2001    2047   +46     
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- Misses      2001    2047   +46     

Flag	Coverage Δ
unittests	0.00% <0.00%> (ø)

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Files	Coverage Δ
pkg/service/convert.go	0.00% <0.00%> (ø)
pkg/service/service.go	0.00% <0.00%> (ø)

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