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Build Log — December 8, 2025

Build Log — December 8, 2025

📅 Daily Log — December 8, 2025

🧠 Context / Focus for Today

Implement Garmin webhook infrastructure with activity sync and duplicate prevention. Add support for multiple webhook payload formats. Fix Next.js route params for Next.js 15+. Update Supabase environment configuration. Fix cron schedule for deployment limits.

✔️ Things I Got Done Today

Garmin Webhook Infrastructure

Webhook Implementation

  • Implement Garmin webhook infrastructure + local test harness:

    • Webhook endpoint setup
    • Local testing infrastructure
    • Better development workflow
    • Professional webhook handling

  • Add Garmin webhook handler with activity sync and shared helpers:

    • Activity sync functionality
    • Shared helper functions
    • Better code organization
    • Improved maintainability

  • Refactor Garmin webhook to save workouts to calendar:

    • Workout saving functionality
    • Calendar integration
    • Better data flow
    • Improved functionality

Webhook Format Support

  • Support Garmin activities[] payload format in webhook:

    • Multiple payload format support
    • Better compatibility
    • Improved reliability

  • Add support for activityDetails webhook format - process activities directly from payload:

    • Direct activity processing
    • Better data handling
    • Improved efficiency

  • Fix Garmin webhook handler: support activityFiles format and garmin-client-id auth:

    • Additional format support
    • Proper authentication
    • Better compatibility

  • Fix Garmin webhook: use time-range query instead of activityId parameter:

    • Proper query parameters
    • Better API usage
    • Improved reliability

Webhook Enhancements

  • Feat: enhance garmin webhook with detailed activity processing and duplicate prevention:

    • Detailed activity processing
    • Duplicate prevention logic
    • Better data quality
    • Improved reliability

  • Improve Garmin webhook error logging for schema mismatches:

    • Better error diagnostics
    • Improved debugging
    • Better troubleshooting

  • Update webhook auth: allow requests without signature header when secret is set:

    • Flexible authentication
    • Better compatibility
    • Improved reliability

Next.js Updates

Route Params

  • Fix: update Next.js route params to be Promise based (Next.js 15+):
    • Next.js 15+ compatibility
    • Proper async handling
    • Better code quality
    • Improved reliability

Supabase Configuration

Environment Updates

  • Update Supabase environment config: migrate to publishable/secret key system and remove legacy keys:

    • Modern key system
    • Better security
    • Improved configuration
    • Better key management

  • Standardize Supabase environment variable usage:

    • Consistent configuration
    • Better code quality
    • Improved maintainability

  • Fix: re-initialize supabase client in webhook route to ensure it is available in all paths:

    • Proper client initialization
    • Better reliability
    • Improved error handling

Deployment Configuration

Cron Schedule

  • Fix: remove crons from vercel.json to bypass plan limits:

    • Hobby tier compatibility
    • Better deployment
    • Improved reliability

  • Fix: change cron to daily schedule for hobby plan limits:

    • Plan limit compliance
    • Better scheduling
    • Improved reliability

  • Fix: relax cron schedule to every 10 minutes to satisfy deployment limits:

    • Deployment limit compliance
    • Better scheduling
    • Improved reliability

  • Fix: update error message for Garmin Ping/Pull requirement:

    • Clearer error messages
    • Better user guidance

Pull Request Merges

Webhook Features

  • Merge pull request #12: Garmin-webhook-backup
  • Merge pull request #13: Garmin-webhook-backup
  • Merge pull request #14: Garmin-webhook-backup
  • Merge pull request #15: Garmin-webhook-backup
  • Merge pull request #16: Garmin-webhook-backup
  • Merge pull request #17: Garmin-webhook-backup
  • Merge pull request #18: Feature/sync-recent
  • Multiple webhook feature integrations
  • Better code organization

WIP Features

Garmin Features

  • WIP: all five Garmin features from Cursor:
    • Feature development in progress
    • Multiple Garmin enhancements
    • Ongoing development

🚧 In Progress

  • Garmin webhook (core infrastructure complete, additional features planned)
  • Next.js compatibility (route params fixed, additional updates planned)
  • Supabase configuration (migration complete, additional improvements planned)

🎯 Targets for Tomorrow

  1. Continue Garmin webhook — additional features and improvements
  2. Test webhook — verify functionality in production
  3. Complete Garmin features — finish WIP features

🤔 Notes / Observations

  • Garmin webhook infrastructure provides real-time sync capability
  • Multiple payload format support improves compatibility
  • Duplicate prevention ensures data quality
  • Next.js 15+ compatibility ensures framework compatibility
  • Supabase configuration migration improves security
  • Cron schedule fixes ensure deployment compatibility
  • Strong progress on webhook infrastructure and platform integration

📈 Momentum Score: 8.5 / 10

Excellent progress on Garmin webhook infrastructure. Webhook implementation provides real-time sync capability. Multiple payload format support improves compatibility. Duplicate prevention ensures data quality. Next.js and Supabase updates improve compatibility and security. Strong momentum on webhook infrastructure and platform integration.