• Merge pull request #946 from kaitranntt/kai/feat/945-gemini-antigravity-entitlement-intelligence
• fix(cliproxy): use type-only account provider import
• fix(cliproxy): preserve entitlement evidence on agy failures
• fix(cliproxy): propagate agy entitlement failure metadata
• fix(cliproxy): attach entitlement evidence to agy failures
• fix(cliproxy): prefer live entitlement tier in account badges
• docs(cliproxy): clarify gemini and agy tier semantics
• feat(cliproxy): add entitlement evidence for gemini and agy