Putting AI-Generated Blocks Into Your Working System 3 (opens in new tab)

Part 3: Building a Complete URL Shortener In Part 1, we saw the problem: vibe coding collapses under its own weight. In Part 2, we introduced the methodology: Functional Block Design — Decomposition, Block Specs, Generation, Integration. Now we put it all together. This part contains the complete, runnable URL shortener built with FBD. Every block is here. Every .py file is complete. You can copy these files, run them, and see a working system. By the end of this post, you will have everythin...