v0.5.2

What's Changed

• Expose registration at `EXECBRO` (legacy `RN_AI_DEVTOOLS` alias retained)
• Rename SDK package to `execbro-sdk`, mirror-publish under the legacy package name
• Sync internal SDK version with `package.json` and harden the integration test against version drift

Full Changelog: v0.5.1...v0.5.2