added compact mode switcher

package.json

@@ -44,6 +44,9 @@
     ]
   },
   "dependencies": {
+    "@fortawesome/fontawesome-svg-core": "^6.2.0",
+    "@fortawesome/free-solid-svg-icons": "^6.2.0",
+    "@fortawesome/react-fontawesome": "^0.2.0",
     "classnames": "^2.3.1",
     "disqus-react": "^1.1.3",
     "gatsby": "^4.20.0",
@@ -73,7 +76,8 @@
     "react": "^18.2.0",
     "react-cookie-consent": "^8.0.1",
     "react-dom": "^18.2.0",
-    "react-helmet": "^6.1.0"
+    "react-helmet": "^6.1.0",
+    "react-toggle": "^4.1.3"
   },
   "devDependencies": {
     "@jest/globals": "^27.5.1",
@@ -90,6 +94,7 @@
     "@types/react-dom": "^18.0.6",
     "@types/react-helmet": "^6.1.5",
     "@types/react-test-renderer": "^18.0.0",
+    "@types/react-toggle": "^4.0.3",
     "@types/sass": "^1.43.1",
     "@typescript-eslint/eslint-plugin": "^5.36.1",
     "@typescript-eslint/parser": "^5.36.1",