[Dev Log][Node.js] Feedly Classic is gone, so I built my own FeedFlow (Part 1)

Short summary

The author built FeedFlow, a custom RSS reader inspired by Feedly Classic, featuring mobile-first design, dark theme, multi-column views, and automatic translation of non-Chinese articles into Traditional Chinese using Gemini 2.5 Flash. The stack includes Express, Vanilla JS, Google Firestore, and LINE Login for multi-user cloud sync. Part 1 covers the project skeleton, key architectural decisions, and the evolution from a localStorage MVP to a cloud-synced multi-user app.

• •FeedFlow is a custom RSS reader with automatic Gemini-powered translation of foreign-language articles
• •Stack: Express backend, Vanilla JS frontend, Firestore, LINE Login, deployed on Cloud Run
• •Part 1 documents the skeleton, LINE Login integration, and migration from localStorage to cloud sync

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