Function isTextFile

frontend/lib/pdf-utils.ts:66–73

(file: File)

 * Check if a file is a text file
 */
export function isTextFile(file: File): boolean {
    const name = file.name.toLowerCase()
    return (
        file.type.startsWith("text/") ||
        file.type === "application/json" ||
        TEXT_EXTENSIONS.some((ext) => name.endsWith(ext))
    )
}

/**
 * Extract text content from a text file