Support retry step

[k1LoW]

No description provided.

[github-actions]

Code Metrics Report

	main (930f820)	#50 (d0c11fe)	+/-
Coverage	71.1%	71.7%	+0.6%
Code to Test Ratio	1:0.7	1:0.7	-0.0
Test Execution Time	50s	28s	-22s

Details

  |                     | main (930f820) | #50 (d0c11fe) |  +/-  |
  |---------------------|----------------|---------------|-------|
+ | Coverage            |          71.1% |         71.7% | +0.6% |
  |   Files             |             13 |            14 |    +1 |
  |   Lines             |           1041 |          1106 |   +65 |
+ |   Covered           |            740 |           793 |   +53 |
- | Code to Test Ratio  |          1:0.7 |         1:0.7 |  -0.0 |
  |   Code              |           2134 |          2270 |  +136 |
+ |   Test              |           1517 |          1546 |   +29 |
+ | Test Execution Time |            50s |           28s |  -22s |

Code coverage of files in pull request scope (71.9% → 73.4%)

Files	Coverage	+/-
operator.go	72.4%	+0.5%
retry.go	86.7%	+86.7%

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Reported by octocov