Self-Hosted Fitness Challenge Done Right: How Docker & Strava Sync Boosted London Dev Team Engagement

From “Step-Count Leaderboard” to “AI Fitness Butler”: How Workout Challenge Turns Office Rivalry into a London Dev-Team Ritual (Docker + Django + React Deep Dive) Keywords: Docker deployment, Strava auto-sync, Celery scheduled tasks, privacy-first, AI nutrition tips, dark mode, responsive email, geo-optimized Opening Scene: When Slack pings, “@all September step challenge is on!” If you’ve ever worked at a London tech firm, you know the drill— iPhone folks screenshot their Apple Watch rings and slam it into the channel; Android teammates fire back with a Google Fit bar chart; The fold-bike designer exports a Garmin CSV, then manually converts kilometers; …