cleanup unused files

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

.eslintignore

@@ -1,3 +0,0 @@
-webpack.config.js
-server/index.js
-server/env.js

.prettierignore

@@ -1,8 +0,0 @@
-# It's pretty common for devs to have prettier configured to format on save,
-# so let's include some config to prevent it messing up files in this repo
-
-# Prettier struggles with the kramdown extensions
-*.md
-
-# Our stylesheets use a particular in-house(?) style
-*.scss