feat(media): emit /media proxy paths, carry bearer header on client media fetches

feat: profile account section — banner, quota meter, legacy claim, real sign-out

feat: post-onboarding login screen (Google primary, anonymous quiet path)

feat: bearer-token transport with single 401 refresh-retry

feat: AuthService — anonymous-first Firebase identity with Google linking

feat: self-host on-device model, fix FlutterGemma init, surface real errors

Merge branch 'presenter-natural-tour' into backend-auth-quotas

feat: on-device AI (V2) — Gemma 3 1B structures quota-degraded cards locally

polished the app

feat: update backend, UI, and pipeline features

feat: overhaul splash screen with custom SVG animation and update platform theme configurations

added obsidian export

Action_items

somewhat works

Phase 1 done

frontend