docs: setup docusaurus for documentation (#848)

* docs: setup docusaurus for documentation

* docs: setup tailwind content for docusaurus

* chore: ensure tailwindcss is installed so pages deploy works

* docs: add cname to point to docs

* ci: override format checking for pnpm-lock in gen-docs folder

* docs(gen-docs): readme for docusaurus

* chore(gen-docs): remove unnecessary image files

* docs: remove installation instructions (moved to docs)

* ci: rename docusaurus workflows to a more explicit name

* style(gen-docs): custom color for links

* docs: add more doc pages

* style: gradient menu link bg, proper jellyseerr font & footer bg color

* docs: fix proper link to relative pages

* style: tab-items also now uses the proper jellyseerr colors

* style: use prismTheme shadesOfPurple for codeblock/syntax highlighting

* docs: fix broken links

* docs: fix broken links

* docs: fix broken anchors

* chore(gen-docs): local search bar

* style(gen-docs): tab colors

* docs: reverse-proxy documentation

* style(gen-docs): jellyseerr-like cards

* docs: rename baremetal to build from source

* docs: nixpkg version check component

* docs: conditionally render override package derivation block and admonitions

* docs: users section of the documentation

gen-docs/README.md

@@ -0,0 +1,25 @@
+# Jellyseerr Documentation
+
+Jellyseerr docs is built using [Docusaurus](https://docusaurus.io/), a modern static website generator.
+
+### Installation
+
+```
+$ pnpm
+```
+
+### Local Development
+
+```
+$ pnpm start
+```
+
+This command starts a local development server and opens up a browser window. Most changes are reflected live without having to restart the server.
+
+### Build
+
+```
+$ pnpm build
+```
+
+This command generates static content into the `build` directory and can be served using any static contents hosting service.