feat(services): add git webhook status badge (QOV-1504)

[fabienfleureau]

Summary

Issue: QOV-1504

Adds a git webhook status badge to service settings pages, showing whether auto-deploy webhooks are properly configured.

Changes

• New GitWebhookStatusBadge component with states: Active, Not Configured, Misconfigured, Unable to Verify
• New useGitWebhookStatus hook wrapping the API call
• Badge displayed in settings for: Application, Job (git source), Terraform, Helm (git source)
• Added tests for component and hook (10 tests)

Screenshots / Recordings

Testing

• Changes tested locally in the relevant Console's pages and Storybooks
• yarn test or yarn test -u (if you need to regenerate snapshots)
• yarn format
• yarn lint

PR Checklist

• I followed naming, styling, and TypeScript rules (see .cursor/rules)
• I performed a self-review (diff inspected, dead code removed)
• I titled the PR using Conventional Commits with a scope when possible (e.g. feat(service): add new Terraform service) - required for semantic-release
• I only kept necessary comments, written in English (watch for useless AI comments)
• I involved a designer to validate UI changes if I am not a designer
• I covered new business logic with tests (unit)
• I confirmed CI is green (Codecov red can be accepted)
• I reviewed and executed locally any AI-assisted code

[RemiBonnet]

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[codecov]

Codecov Report

❌ Patch coverage is 89.47368% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 47.62%. Comparing base (0f3e58b) to head (9686983).
⚠️ Report is 1 commits behind head on staging.

Files with missing lines	Patch %	Lines
...-webhook-status-badge/git-webhook-status-badge.tsx	92.85%	0 Missing and 1 partial ⚠️
...ui/page-settings-general/page-settings-general.tsx	50.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           staging    #2331      +/-   ##
===========================================
- Coverage    47.74%   47.62%   -0.12%     
===========================================
  Files         1254     1258       +4     
  Lines        22720    23045     +325     
  Branches      6637     6750     +113     
===========================================
+ Hits         10847    10975     +128     
- Misses        9808     9978     +170     
- Partials      2065     2092      +27     

Flag	Coverage Δ
unittests	47.62% <89.47%> (-0.12%)	⬇️

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