assets directory is rendered as the Assets folder in the theme editor. It contains all the assets used in the theme, including images, stylesheets, and javascript files.config directory is rendered as the Configs folder in the theme editor. It includes a settings_schema.json file and a settings_data.json file. It will also contain any presets that you choose tho load into your theme such as preset_your_preset.jsonlayout directory is rendered as the Layouts folder in the theme editor. It contains theme layout templates, which by default is the theme.liquid file. All Liquid templates inside the templates folder are rendered inside the theme.liquid file.sections directory is rendered as the Sections folder in the theme editor. It contains a theme's sections, which are reusable modules of content that can be customized and or re-ordered by users of the theme.snippets directory is rendered as the Snippets folder in the theme editor. It contains all the theme's Liquid snippet files, which are bits of code that can be referenced in other templates of a theme.templates directory is rendered as the Templates folder in the theme editor. It contains all other Liquid templates that the theme gives you access to. You can see a detailed list of templates and what properties they give you access to here.