Reviewing a script that makes LLMs generate 'related book links' revealed a design flaw where non-existent names could be returned without detection

I wrote a script to automatically add 'links to similar books' to my Obsidian reading list, and it was working fine. However, ...

[True Story] JSON state file became empty due to power loss, causing a 3-week outage: 3 countermeasures

You can rebuild the state file of a resident script so that it automatically recovers even if it is corrupted by a power ...