Professional Passport Photo Retouching

I have a headshot that I need transformed into a polished, passport-style image suitable for CVs and all job-application platforms. Please place me on a clean, true-white background, apply subtle natural-looking... (Budget: $15 - $25 USD, Jobs: Adobe Lightroom, Adobe Photoshop, Graphic Design, Image Processing, Photo Editing, Photo Retouching, Photoshop, Photoshop Design)