Derive a form patch type
Use `Pick`, `Partial`, and `Readonly` to derive a TypeScript form update type from a domain model.
step trail before-after utility compare An account settings form edits four fields from a 22-field Account model, and the copied update type is drifting. Derive from the source model: Partial> Copying a second interface feels clear today, but it creates two sources of truth tomorrow. Find the authority Account is the source model that already defines field names and value types. A derived type should point back to the model that owns the truth. Pick editable fields Pick Pick makes the form's scope explicit without copying field definitions. Make it a patch Partial> lets the submit body include only changed…
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