Learn to build an image manipulation website using Flask and Python in this comprehensive tutorial. Set up a project, import Flask and its dependencies, and construct the app with Bootstrap libraries. Create forms for image upload and processing operations, then implement endpoints for editing. Configure image processing functionality for various file formats, including JPG and WebP. Implement error handling, message flashing, and customize the user interface with a dark navbar and alert configurations. Follow along to create a fully functional image editing web application from start to finish.