cors

0 articles

S3 Browser Direct Upload CORS Pitfall Record: Complete Debugging Process from "Network Error" to Dual-Cloud Upload

Based on practical experience with the JoyMini dual-cloud storage architecture, this article fully documents the debugging process from "Featured image upload failed: network error" to identifying the missing CORS configuration on the S3 bucket, including analysis of the browser preflight mechanism, CLI instant fix, CDK persistent configuration, and key differences in CORS behavior between R2 and S3.

Operations and Deployment

Nginx API Gateway: Comprehensive Practices from Multi-Domain Development to Production-Grade Security and Performance

An in-depth analysis of nginx configuration practices in real-world projects, covering development environment multi-domain routing, Google OAuth compatibility, Next.js HMR proxy, and production environment SSL/TLS, dual-zone rate limiting, proxy caching, Bot 444 silent blocking, and CORS dual-insurance mode. Includes a complete request routing matching priority table and a summary of pitfalls encountered.

Operations and Deployment