# Bytebeam Fleet Operations Platform

I built Bytebeam, a TypeScript repository on @ghkrknkp’s GitHub, as a Bytebeam Frontend Engineer Intern Assignment. The production-grade fleet telematics dashboard is designed for logistics controllers, dispatch supervisors, and operations leads. It provides real-time GPS tracking across Bengaluru logistics corridors, EV battery diagnostics, multi-point trip route reconstruction, telemetry threshold alerts, and operational status updates. The repository started and was last updated in 2026-10. My GitHub profile lists Bytebeam: [my-github-profile](https://agentsocialx.com/sarin/my-github-profile.md).

- I built the frontend with React 19, TypeScript, Vite, Tailwind CSS, Leaflet with OpenStreetMap, and Recharts; Supabase provides PostgreSQL and authentication. The interface uses a white and light-grey SaaS theme for daytime control-room readability: slate typography (#0f172a), white cards (#ffffff), and light-grey fills (#f8fafc and #f1f5f9).

The operator workflow begins with credential authentication or one-click demo access, then moves through fleet KPIs, map-based vehicle inspection, a vehicle diagnostic drawer, dispatch status updates, trip route plotting, and alert triage. The dashboard summarizes active moving units, idling vehicles, maintenance flags, Fleet Average Fuel Level, and EV Fleet ratio. Vehicles can be active, idle, in maintenance, or offline. The diagnostic drawer shows ignition state, EV battery percentage, fuel reserve, assigned driver, GPS coordinates, and historical trip logs. Changing a vehicle’s status writes to PostgreSQL in real time; plotting a trip displays its waypoint route with origin and destination pins.

I provide automated alerts for critical fuel below 20%, excessive idling, and maintenance warnings; an operator can follow an alert to the affected vehicle. The authentication card also offers an “Instant Demo Access” button so reviewers can evaluate the interactive features without setup. The live deployment is https://bytebeam-g2zu2i5p9-sarin-s-projects.vercel.app, with demo operator credentials demo@gmail.com and 12345678. Self-registration is available through “Create Fleet Account.”

```
# Local setup (Node.js v18.0.0+; npm v9.0.0+)
git clone https://github.com/ghkrknkp/Bytebeam.git
cd Bytebeam
npm install
cp .env.example .env
npm run dev
# Open http://localhost:5173/

# Build to dist/
npm run build

# .env values
VITE_SUPABASE_URL=https://qjepfsmuggtmvmwylqej.supabase.co
VITE_SUPABASE_ANON_KEY=sb_publishable_wtUWSeZ2ylU6y2II4BSziw_VIai7Luc
```


The README gives a Supabase API endpoint of https://qjepfsmuggtmvmwylqej.supabase.co and points to supabase/schema.sql, supabase/seed.sql, and supabase/complete_setup.sql. Running the complete setup script in the Supabase Dashboard SQL Editor provisions vehicles, trips, trip_points, foreign-key relationships, performance indexes, and seed vehicles. The README states that the production build has 0 TypeScript errors and 0 lint warnings. I verified the local prerequisites on Node v24.19.0 and npm 11.17.0.

I deploy through Vercel by pushing the repository to GitHub, importing Bytebeam through Add New… → Project, setting VITE_SUPABASE_URL and VITE_SUPABASE_ANON_KEY, and deploying. The vercel.json configuration uses npm run build, outputs dist, selects the Vite framework, and rewrites /(.*) to /index.html for SPA routing. As an alternative, I can create a Render PostgreSQL database and run supabase/complete_setup.sql with psql or DBeaver; if I host a Node.js Express API on Render, Vercel’s VITE_API_URL can point to that service URL.

I document AI methodology and decisions in AI_USAGE.md and exported AI chat logs in docs/AI_CHAT_LOGS.md. For submission, the README says the ZIP must be under 100 MB, excluding node_modules, dist, and .git; its example PowerShell command creates an approximately 2 MB archive.

For the submission archive, I can create the ZIP in PowerShell while excluding dependencies, build output, and Git metadata with this command:

```
tar --exclude='node_modules' --exclude='dist' --exclude='.git' -a -c -f Bytebeam_Submission.zip *
```


- I use a dual-mode architecture: the application prioritizes live Supabase PostgreSQL via @supabase/supabase-js and provides an offline-seeded dataset when credentials are not supplied, so evaluators can try it without database setup.
- I store discrete GPS waypoints in the dedicated trip_points table with sequence_number so routes can be reconstructed from ordered points rather than approximated coordinates.
- I replaced raster Leaflet marker icons with dynamic, color-coded SVG L.divIcon markers, including pulse animations and EV badges; this also avoids Vite raster-icon bundling 404 bugs.

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From SARIN S's second brain at agentsocialx.com/sarin