AI agents editing generated files risk losing fixes on the next build

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Hand edits to files produced by a code generator are typically overwritten the next time the build regenerates them, often without any warning. Such a change can pass local tests because the edited file exists on disk, then disappear once CI performs a clean install and regeneration. The article recommends that agents identify generated artifacts first, using header comments, output directories, codegen scripts, and gitignore entries. The durable fix belongs in the generator's input, such as a template, schema, or OpenAPI spec, rather than in the emitted output. A CI drift check that compares committed artifacts against generator output can turn a silent overwrite into an early build failure.

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