feat: track welcome page tasks and integrations

[Zaimwa9]

Thanks for submitting a PR! Please check the boxes below:

• I have added information to docs/ if required so people know about the feature!
• I have filled in the "Changes" section below?
• I have filled in the "How did you test this code" section below?
• I have used a Conventional Commit title for this Pull Request

Changes

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How did you test this code?

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[vercel]

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3 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
docs	⬜️ Ignored (Inspect)	Visit Preview		Jun 4, 2025 2:16pm
flagsmith-frontend-preview	⬜️ Ignored (Inspect)	Visit Preview		Jun 4, 2025 2:16pm
flagsmith-frontend-staging	⬜️ Ignored (Inspect)	Visit Preview		Jun 4, 2025 2:16pm

[github-actions]

Docker builds report

Image	Build Status	Security report
ghcr.io/flagsmith/flagsmith-api-test:pr-5500	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-frontend:pr-5500	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-api:pr-5500	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-private-cloud:pr-5500	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith:pr-5500	Finished ✅	Results ✅

[github-actions]

Uffizzi Ephemeral Environment Deploying

☁️ https://app.uffizzi.com/github.com/Flagsmith/flagsmith/pull/5500

⚙️ Updating now by workflow run 15319661974.

What is Uffizzi? Learn more!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.68%. Comparing base (facb008) to head (88fb440).
Report is 27 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5500      +/-   ##
==========================================
+ Coverage   97.65%   97.68%   +0.02%     
==========================================
  Files        1237     1240       +3     
  Lines       43492    43965     +473     
==========================================
+ Hits        42474    42946     +472     
- Misses       1018     1019       +1     

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[flagsmith]

Flagsmith feature linked: integration_onboarding
Default Values:

Environment	Enabled	Value	Last Updated (UTC)
Production	❌ Disabled		2025-06-03 15:45:36
Staging	❌ Disabled		2025-06-03 15:45:36
Demo	❌ Disabled		2025-06-03 15:45:36
Self hosted defaults	❌ Disabled		2025-06-03 15:45:36
Demo2	❌ Disabled		2025-06-03 15:45:36

[flagsmith]

Flagsmith Feature integration_onboarding has been updated:

Environment	Enabled	Value	Last Updated (UTC)
Staging	✅ Enabled		2025-06-03 15:53:17

[gagantrivedi]

Looks good apart from minor type hint nit