Add linter tooling

We add ESLint and Prettier to apply the typescript style guidelines while simultaneously introducing husky to introduce pre-commit hooks to enforce the aforementioned styling.

.editorconfig

@@ -4,7 +4,7 @@ root = true
 [*]
 charset = utf-8
 indent_style = space
-indent_size = 2
+indent_size = 4
 insert_final_newline = true
 trim_trailing_whitespace = true