chore: remove biome, add eslint config, remove unused files, add test config

Author: deloreyj

apps/workers-bindings/.dev.vars.example

@@ -0,0 +1,2 @@
+CLOUDFLARE_CLIENT_ID=
+CLOUDFLARE_CLIENT_SECRET=

apps/workers-bindings/.eslintrc.cjs

@@ -0,0 +1,5 @@
+/** @type {import("eslint").Linter.Config} */
+module.exports = {
+	root: true,
+	extends: ['@repo/eslint-config/default.cjs'],
+}