GarSync: Sports Data Sync

* New: AI multi-sport training plan (triathlon/duathlon) * New: One-tap weekly schedule sync to Garmin/Coros calendar * Fixed: VIP subscription renewal stability * Fixed: Garmin re-login loop * Optimized: Home & activity list animations, no more jank * Optimized: Trends, reports, schedule load faster * Optimized: Indoor workout intensity distribution chart * Optimized: Training plan lifecycle operations * Optimized: Period review sport recognition more accurate * Optimized: Onboarding wizard simplified to 4 pages

* New: Huawei Health data source — 2-way activity sync, health metrics, smart import recovery * New: Activity poster templates, 9 presets + custom layout * New: Training settings grouped by sport; CSS swim analysis; more training zones * Fixed: Gem deduction on zero-success sync, expired creds re-login, sync error i18n * Fixed: Apple IAP verification, AI review duplicate calls, period selector day count * Optimized: Training regen with smarter AI adjustments, AI Coach analysis

* New: Complete AI training PDCA loop — plan, train, review, adjust. * New: Training cycle review — comprehensive run/ride/swim analysis with AI summaries. View historical reviews anytime. * New: Training plan tracking — auto-match daily workouts. AI intelligently adjusts next week's plan based on performance. * New: VDOT analysis — evaluate running ability, predict race times at all distances, view training pace zones. * New: FIT data repair & coordinate correction — per-account toggles, auto whitelist detection, configurable in sync tasks. * Fixed: Xingzhe platform review data blank & frequent disconnection. * Optimized: Today page, weekly report, and health metrics display. * Optimized: Outdoor cycling/running auto lap by distance with detailed per-lap metrics.

* New: AI Training Plan — personalized periodized plans with weekly workout details. * New: AI Single Workout — generate structured workouts, push to watch. * New: 7 preset training plan templates. * New: AI Coach — before/after recovery comparison, more accurate data. * New: Coros health data — sleep, HRV, body battery, resting HR. * Fixed: TrainingPeaks sync restored. * Optimized: Sport Hub — friend page, profile, publish reminders. * Optimized: Today page loads much faster.