feat: Add FLAGD_SYNC_PORT support for in-process providers with backwards compatibility#310

Copilot wants to merge 4 commits intomainopen-feature/flagd-testbed:mainfrom

copilot/fix-99483952-513280597-d140eb71-6262-45da-ab2d-bddd78c61929open-feature/flagd-testbed:copilot/fix-99483952-513280597-d140eb71-6262-45da-ab2d-bddd78c61929Copy head branch name to clipboard