fix: update nav bar UI, changed user menu to use shadcn dropdown, fix responsivity issues (#4454)

* Updated saved color

* Removed selection from header /

* hide text from 1200px

* Updated github star style

* Fixed hover state on account menu

* Fix misalignment of store

* Changed user menu to use dropdown menu from shadcn

* Fixed notification dot

* Change mobile responsivity

* Fixed flow settings name

* Implement opening the sidebar when hitting /

* Fixed code opening when hitting space on sidebar

* Fixed errors with tests

src/frontend/tailwind.config.mjs

@@ -36,6 +36,10 @@ const config = {
       },
     },
     extend: {
+      screens: {
+        xl: "1200px",
+        "2xl": "1400px",
+      },
       keyframes: {
         wiggle: {
           "0%, 100%": { transform: "scale(100%)" },