v4.3.0

What's Changed

• chore: Merge master back into develop after 4.2.0 by @soulevilx in #12
• ci: Align workflows with GitHub-hosted dto baseline by @soulevilx in #13
• docs: Add project-only AGENTS.md by @soulevilx in #14
• chore: Align CaptainHook Gitleaks with dto by @soulevilx in #16
• fix: Enable Gitleaks default rules via extend by @soulevilx in #17
• docs: Align runner docs with GitHub-hosted ubuntu-latest by @soulevilx in #15
• docs: Verify organization Codecov upload by @soulevilx in #18
• docs: Streamline client consumer README by @soulevilx in #20
• fix: Run client Scorecard on develop by @soulevilx in #21
• docs: Align Scorecard workflow documentation by @soulevilx in #22
• ci: Allow Dependabot checks to complete by @soulevilx in #23
• ci: Expand Dependabot commitlint coverage by @soulevilx in #24
• ci: Guard Dependabot commit authorship by @soulevilx in #25
• feat(transport): Add opt-in response compression by @soulevilx in #26
• ci: Enforce Arch, E2E, validate, and audit by @soulevilx in #27
• chore: Release 4.3.0 by @soulevilx in #28

Full Changelog: v4.2.0...v4.3.0