Preparing for release, 4.0.0

[Jakob3xD]

Description

Preparing for release, 4.0.0. There are new features and braking changes, so incremented the first number.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 66.99%. Comparing base (06a6dc8) to head (f50459f).
Report is 13 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #530      +/-   ##
==========================================
+ Coverage   57.29%   66.99%   +9.70%     
==========================================
  Files         315      376      +61     
  Lines        9823     8850     -973     
==========================================
+ Hits         5628     5929     +301     
+ Misses       2902     1599    -1303     
- Partials     1293     1322      +29     

Flag	Coverage Δ
integration	60.38% <ø> (+9.54%)	⬆️
unit	81.64% <ø> (+68.79%)	⬆️

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Files	Coverage Δ
opensearch.go	92.85% <ø> (+17.23%)	⬆️
opensearchapi/api_aliases.go	100.00% <ø> (ø)
opensearchapi/api_bulk.go	100.00% <ø> (ø)
opensearchapi/api_cat-aliases.go	100.00% <ø> (ø)
opensearchapi/api_cat-allocation.go	100.00% <ø> (ø)
opensearchapi/api_cat-cluster_manager.go	100.00% <ø> (ø)
opensearchapi/api_cat-count.go	100.00% <ø> (ø)
opensearchapi/api_cat-fielddata.go	100.00% <ø> (ø)
opensearchapi/api_cat-health.go	100.00% <ø> (ø)
opensearchapi/api_cat-indices.go	100.00% <ø> (ø)
... and 191 more

... and 165 files with indirect coverage changes