Monitoring and Observability

Monitoring, logging, and observability for Refresh App Web.

Cloudflare Analytics

Access: Cloudflare Dashboard → Workers & Pages → app-web-production

Metrics:

• Requests per second

• Error rates

• Response times

• Geographic distribution

• CPU time

• Data transfer

PostHog Analytics

Purpose: User behavior analytics and error tracking

Events Tracked:

• Page views

• User interactions

• Feature usage

• Errors and exceptions

Error Tracking:

// hooks.server.ts
export const handleError = async ({ error }) => {
	const client = new PostHog(env.PUBLIC_POSTHOG_API_KEY);
	client.captureException(error);
	await client.shutdown();
};

Real-Time Logs

Stream real-time logs from deployed Workers using Wrangler tail. For all Wrangler log commands and filtering options, see Reference: CLI Commands - Logs.

Alerts

Cloudflare Notifications:

• Worker errors > threshold

• High response times

• Unusual traffic patterns

PostHog Alerts:

• Error spike detection

• Session recording triggers

Health Checks

Monitor application health:

curl https://app.refresh.tech/
# Should return 200 OK

Related Documentation

• Troubleshooting

• Deployment Guide

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Last updated: October 2025