Refactor RTL support in contexts and NavBar; update CSS for improved direction handling

package.json

@@ -64,6 +64,7 @@
     "@dnd-kit/core": "^6.3.1",
     "@dnd-kit/sortable": "^10.0.0",
     "@dnd-kit/utilities": "^3.2.2",
+    "@emotion/cache": "^11.14.0",
     "@emotion/react": "^11.11.3",
     "@emotion/styled": "^11.11.0",
     "@hello-pangea/dnd": "^18.0.1",
@@ -109,6 +110,8 @@
     "reactjs-social-login": "^2.6.3",
     "recharts": "^2.15.0",
     "reusify": "^1.0.4",
+    "stylis": "^4.4.0",
+    "stylis-plugin-rtl": "^2.1.1",
     "tesseract.js": "^7.0.0",
     "vite-plugin-pwa": "^0.20.0"
   },