fix: Type conversion errors for TrustedMember UUID and created_at column fetching

feat: Add Trusted Circle management UI in settings

feat: Connect Trusted Circle invites to real Brevo transactional email sender

polish: Remove Coming Soon badge from Trusted Circle — enable input and invite button

feat: Context-aware journal prompts, sleep correlation tracker, and dark/light mode toggle

InnerVoice Production Upgrade: Multi-channel chat, premium UI components, Whisper-small accuracy upgrade, and full-screen layout polishing

Initial commit: InnerVoice MVP