# Platform playbooks

> Running a specific stack in production: Next.js on Vercel, APIs on Cloudflare, Rails on Fly.io, Supabase and more.

9 articles
Canonical: https://polylane.com/series/platform-playbooks/

1. [How to Monitor a Django App on Render](https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-django-app-on-render/): Monitor a Django app on Render: JSON logs, a real health check, failure alerts, log and metrics streams, OpenTelemetry under Gunicorn and Celery checks. Boris Tane, September 30, 2026, 14 min read. Markdown: https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-django-app-on-render.md
2. [How to Monitor a FastAPI App on Railway: Logs, Traces and Alerts](https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-fastapi-app-on-railway/): Set up health checks, JSON logs, OpenTelemetry traces, monitors and crash alerts for a FastAPI service on Railway, with the commands and config to copy. Boris Tane, September 29, 2026, 14 min read. Markdown: https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-fastapi-app-on-railway.md
3. [How to Monitor a Supabase App in Production](https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-supabase-app-in-production/): Monitor a Supabase app in production: scrape the Metrics API into Prometheus, drain logs, run SQL health checks, trace requests and alert on what matters. Boris Tane, September 29, 2026, 14 min read. Markdown: https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-supabase-app-in-production.md
4. [How to Debug Cloudflare Workers Errors: Logs, Traces and Error Codes](https://polylane.com/learn/troubleshooting/how-to-debug-cloudflare-workers-errors/): Debug Cloudflare Workers errors step by step: read 1101 and 1102 codes, enable Workers Logs and source maps, use wrangler tail, DevTools and local traces. Boris Tane, September 29, 2026, 12 min read. Markdown: https://polylane.com/learn/troubleshooting/how-to-debug-cloudflare-workers-errors.md
5. [How to debug Vercel function timeouts](https://polylane.com/learn/troubleshooting/how-to-debug-vercel-function-timeouts/): Debug Vercel FUNCTION_INVOCATION_TIMEOUT 504s: find the slow call with vercel logs and httpstat, fix hangs, set maxDuration and verify on a preview. Boris Tane, October 1, 2026, 12 min read. Markdown: https://polylane.com/learn/troubleshooting/how-to-debug-vercel-function-timeouts.md
6. [Vercel 504 Gateway Timeout on Serverless Functions: Causes and Fixes](https://polylane.com/learn/troubleshooting/vercel-504-gateway-timeout-on-serverless-functions/): Fix Vercel 504 FUNCTION_INVOCATION_TIMEOUT errors: current duration limits, how to find the slow call, the fix for each cause and how to raise maxDuration. Boris Tane, September 30, 2026, 12 min read. Markdown: https://polylane.com/learn/troubleshooting/vercel-504-gateway-timeout-on-serverless-functions.md
7. [Cloudflare Workers error 1101: causes and how to fix it](https://polylane.com/learn/troubleshooting/cloudflare-workers-error-1101/): Error 1101 means your Cloudflare Worker threw an uncaught JavaScript exception. Find the exception in logs, match it to its cause, fix it and roll back fast. Boris Tane, September 30, 2026, 13 min read. Markdown: https://polylane.com/learn/troubleshooting/cloudflare-workers-error-1101.md
8. [Cloudflare Hyperdrive connection errors: causes and fixes](https://polylane.com/learn/troubleshooting/cloudflare-hyperdrive-connection-errors/): Fix Cloudflare Hyperdrive connection errors: config codes 2008 to 2016, pool exhaustion, connection_refused and stale clients reused across Worker requests. Boris Tane, September 30, 2026, 13 min read. Markdown: https://polylane.com/learn/troubleshooting/cloudflare-hyperdrive-connection-errors.md
9. [How to Monitor a Convex App in Production](https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-convex-app-in-production/): Monitor a Convex app in production: use the Health page and CLI, stream logs to Axiom or Datadog, report exceptions to Sentry, and alert on failures. Boris Tane, September 30, 2026, 13 min read. Markdown: https://polylane.com/learn/monitoring-coverage/how-to-monitor-a-convex-app-in-production.md

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