.cursorrules: Require Failure Mode Documentation on Every External Call

Map Every Third-Party SDK Call That Has No Fallback

Identifies every external SDK or service call in the codebase that will hard-fail with no graceful degradation if the vendor goes down.

.cursorrules: Enforce Error Handling Discipline by Layer

A drop-in .cursorrules block that makes Cursor handle errors differently at the boundary, service, and infrastructure layers.

.cursorrules: Forbid Silent Catches and Swallowed Errors

A .cursorrules block that makes Cursor refuse to write try/catch blocks that hide failure from the caller.

.cursorrules: Make the AI Justify Every Abstraction It Creates

A .cursorrules block that forces the AI to defend new wrappers, helpers, and layers before adding them.