Function upsertInstructionsEntry

src/installer/targets/shared.ts:186–194

(file: string)

 * initialize instructions).
 */
export function upsertInstructionsEntry(file: string): { path: string; action: 'created' | 'updated' | 'unchanged' } {
  const action = replaceOrAppendMarkedSection(
    file,
    CODEGRAPH_INSTRUCTIONS_BLOCK,
    CODEGRAPH_SECTION_START,
    CODEGRAPH_SECTION_END,
  );
  return { path: file, action: action === 'appended' ? 'updated' : action };
}

/**
 * Inverse of `replaceOrAppendMarkedSection`. Strips the marker