Version 4.0.0

What's Changed

• Preparing for next developer iteration, 3.1.1. by @dblock in #498
• Bump github.com/aws/aws-sdk-go-v2 from 1.25.3 to 1.26.1 by @dependabot in #501
• Use docker compose v2, add nodes stats global io usage struct, tests against opesnearch 2.13 by @Jakob3xD in #506
• Add the Explanation field containing the document explain details to SearchHit by @zr-bennettm in #504
• Adds the Fields field containing the document fields to the SearchHit struct by @thekogo in #508
• github/workflow: fix npm prittier by @Jakob3xD in #511
• Upgrading to go 1.21 version and jsondiff to 0.5.1 by @VachaShah in #509
• Bump github.com/aws/aws-sdk-go from 1.50.36 to 1.51.16 by @dependabot in #513
• Fixing prettier install in dependabot PR actions workflow by @VachaShah in #515
• Bump github.com/aws/aws-sdk-go-v2/config from 1.27.7 to 1.27.11 by @dependabot in #514
• Fix search request missing a slash when no indices are given by @Jakob3xD in #471
• Move error structs from opensearchapi to opensearch to be reused by plugins by @Jakob3xD in #512
• opensearch: increase test coverage by @Jakob3xD in #517
• Add missing failure fields in opensearchapi structs by @Jakob3xD in #510
• Add security plugin by @Jakob3xD in #507
• Updates USER_GUIDE.md and /_samples/ by @mstephenson6 in #518
• Bump github.com/aws/aws-sdk-go from 1.51.16 to 1.51.17 by @dependabot in #519
• [ISSUE-520] Pool gzip compressor and buffer used in gzip writer by @pakio in #521
• Fixes #522 by @martingrzzler in #523
• Add fields to document get response to support stored_fields param by @boybundit in #526
• Bump github.com/aws/aws-sdk-go from 1.51.17 to 1.51.21 by @dependabot in #527
• Add ISM Policy by @Jakob3xD in #524
• bump dependabot_pr action versions by @Jakob3xD in #528
• Use go:build tags for testing by @Jakob3xD in #529
• Preparing for release, 4.0.0 by @Jakob3xD in #530

New Contributors

• @zr-bennettm made their first contribution in #504
• @thekogo made their first contribution in #508
• @mstephenson6 made their first contribution in #518
• @pakio made their first contribution in #521
• @martingrzzler made their first contribution in #523
• @boybundit made their first contribution in #526

Full Changelog: v3.1.0...v4.0.0