docs: add asciinema demo (#20)

README.md

@@ -1,18 +1,22 @@
 # github-lsp
 
+[![https://asciinema.org/a/645196](demo.gif)](https://asciinema.org/a/645196)
+
 [![CI](https://github.com/AlexanderBrevig/github-lsp/actions/workflows/ci.yml/badge.svg)](https://github.com/AlexanderBrevig/github-lsp/actions/workflows/ci.yml)
 
+https://asciinema.org/a/645195
+
 `github-lsp` is an implementation of the [Language Server Protocol](https://microsoft.github.io/language-server-protocol/) for working with [GitHub Markdown](https://docs.github.com/en/get-started/writing-on-github/getting-started-with-writing-and-formatting-on-github/basic-writing-and-formatting-syntax) files.
 
 This is a tool for getting link suggestions while writing READMEs and GitHub Wiki pages locally.
 
 Use this LSP in conjunction with some other Markdown LSP if you want gotoDefinition et.al. This LSP only focuses on adding autocomplete to
 
-- [x] `#` Issues and PRs
-- [x] `[` Public Wiki Pages
-- [x] `:` Organizations / Owners
-- [x] `/` Repositories (yours and the orgs you are part of, no global search yet)
-- [x] `@` Organization Members
+* [x] `#` Issues and PRs
+* [x] `[` Public Wiki Pages
+* [x] `:` Organizations / Owners
+* [x] `/` Repositories (yours and the orgs you are part of, no global search yet)
+* [x] `@` Organization Members
 
 [Issues](https://github.com/AlexanderBrevig/github-lsp/issues) and [PRs](https://github.com/AlexanderBrevig/github-lsp/pulls) are very welcome!