Rewrite blog to use Zola and redesign it for codethoughts.io (#19)

* Set up Zola

* Remove _dist from git

* Configure tailwind

* Get image paths working

* Set up skeleton for blog functionality

* Set up dark and light mode

* Update styles

* Add tool to automatically convert codeblocks into gists

* Handle deletion of codeblocks

* Remove duplicate file extensions in name

* Append file extension if it's not the last

* Add new posts

* Update titles and links

* Update post images and fix styling in legacy

* Adjust web variant

* Fix gist naming

* Add code tags on filepaths

* Fix spelling mistake

* Add post on structure

* Link out to Medium

* Add more marker and fix headlines

* Style frontpage and archive

* Finish preliminary styling

* Finish preliminary styling and scroll bar tracking

* Finish redesign

* Start process of moving posts

* Finish port of posts

* Cleanup of files