Tracking exporter

[thomaspoignant]

Description

Closes issue(s)

Resolve #

Checklist

• I have tested this code
• I have added unit test to cover this code
• I have updated the documentation (README.md and /website/docs)
• I have followed the contributing guide

[netlify]

✅ Deploy Preview for go-feature-flag-doc-preview ready!

Name	Link
🔨 Latest commit	0024cd5
🔍 Latest deploy log	https://app.netlify.com/sites/go-feature-flag-doc-preview/deploys/67cdea0d57e03a0008d28788
😎 Deploy Preview	https://deploy-preview-3176--go-feature-flag-doc-preview.netlify.app
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[sonarqubecloud]

Quality Gate passed

Issues
4 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
1.3% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

Attention: Patch coverage is 72.16495% with 27 lines in your changes missing coverage. Please review.

Project coverage is 85.26%. Comparing base (00845b5) to head (0024cd5).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
exporter/data_exporter.go	23.07%	10 Missing ⚠️
exporter/feature_event.go	67.85%	7 Missing and 2 partials ⚠️
exporter/tracking_event.go	0.00%	6 Missing ⚠️
exporter/fileexporter/exporter.go	90.90%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3176      +/-   ##
==========================================
- Coverage   85.66%   85.26%   -0.40%     
==========================================
  Files         115      116       +1     
  Lines        5475     5510      +35     
==========================================
+ Hits         4690     4698       +8     
- Misses        615      640      +25     
- Partials      170      172       +2     

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