An Erlang lexer and syntax highlighter in Gleam

Add CI for tangled

Changed files
+15
.tangled
workflows
+15
.tangled/workflows/test.yml
··· 1 + when: 2 + - event: ["push", "pull_request"] 3 + branch: ["main"] 4 + 5 + dependencies: 6 + nixpkgs: 7 + - gleam 8 + - erlang_28 9 + 10 + steps: 11 + - name: run all tests 12 + command: | 13 + gleam deps download 14 + gleam test 15 + gleam format --check src test