feat: add light mode + rewrite in Tailwind CSS (#15)

.lintstagedrc.json

@@ -0,0 +1,11 @@
+{
+  "*": ["editorconfig-checker"],
+  "*.{js,ts,jsx,tsx}": [
+    "prettier --write",
+    "eslint --fix",
+    "jest --findRelatedTests"
+  ],
+  "*.{css,yml,json}": ["prettier --write"],
+  "*.{md}": ["prettier --write", "markdownlint --dot --fix"],
+  "./Dockerfile": ["dockerfilelint"]
+}