feat : project preheat execution

[Sypher845]

Note : This is the second PR for the issue #836 . This should be merged after the merging of #871

Description

Adds the harbor project preheat execution command group to manage P2P preheat executions of a policy under a project. Harbor supports P2P (Peer-to-Peer) preheat distribution using engines like Dragonfly or Kraken. Users can create preheat policies under a project to preload container images into a P2P network before they are needed. The preheat command allows users to manage preheat policies, monitor executions, and inspect tasks from the terminal.

Commands

• harbor project preheat execution list — List preheat executions

• harbor project preheat execution view — View a particular preheat executions

• harbor project preheat execution stop — Stop a particular preheat executions

Type of Change

• Bug fix
• New feature
• Refactor
• Documentation update
• Chore / maintenance

[codecov]

Codecov Report

❌ Patch coverage is 0% with 1189 lines in your changes missing coverage. Please review.
✅ Project coverage is 7.86%. Comparing base (60ad0bd) to head (4e1b5ce).
⚠️ Report is 161 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/api/preheat_handler.go	0.00%	137 Missing ⚠️
pkg/config/preheat/policies.go	0.00%	129 Missing ⚠️
pkg/views/preheat/policy/create/view.go	0.00%	118 Missing ⚠️
cmd/harbor/root/project/preheat/policy/update.go	0.00%	106 Missing ⚠️
cmd/harbor/root/project/preheat/policy/create.go	0.00%	99 Missing ⚠️
cmd/harbor/root/project/preheat/execution/list.go	0.00%	63 Missing ⚠️
cmd/harbor/root/project/preheat/execution/view.go	0.00%	62 Missing ⚠️
cmd/harbor/root/project/preheat/execution/stop.go	0.00%	56 Missing ⚠️
cmd/harbor/root/project/preheat/policy/view.go	0.00%	51 Missing ⚠️
cmd/harbor/root/project/preheat/policy/list.go	0.00%	47 Missing ⚠️
... and 13 more

Additional details and impacted files

@@            Coverage Diff            @@
##             main    #925      +/-   ##
=========================================
- Coverage   10.99%   7.86%   -3.13%     
=========================================
  Files         173     309     +136     
  Lines        8671   15632    +6961     
=========================================
+ Hits          953    1230     +277     
- Misses       7612   14285    +6673     
- Partials      106     117      +11     

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