Refactor UI folder (#2016)

* Added Overview page

* Revised Getting Started page

* Minor revision

* Edited readme, minor modifications to docs

* Removed sweep.yaml, .devcontainer, .ergomake

* Moved security.md to .github, added contributing.md

* changes as per code review

* updated contributing.md

* fixed broken links & added missing links in doc, improved structure

* fixed link in wsl setup

* fixed server link, added https cloning in yarn-setup

* removed package-lock.json

* added doc card, admonitions

* removed underline from nav buttons

* refactoring modules/ui

* refactoring modules/ui

* Change folder case

* Fix theme location

* Fix case 2

* Fix storybook

---------

Co-authored-by: Nimra Ahmed <nimra1408@gmail.com>
Co-authored-by: Nimra Ahmed <50912134+nimraahmed@users.noreply.github.com>

front/src/modules/ui/layout/page/PageAddButton.tsx

@@ -0,0 +1,18 @@
+import { IconPlus } from '@/ui/display/icon';
+import { IconButton } from '@/ui/input/button/components/IconButton';
+
+type PageAddButtonProps = {
+  onClick: () => void;
+};
+
+export const PageAddButton = ({ onClick }: PageAddButtonProps) => (
+  <IconButton
+    Icon={IconPlus}
+    dataTestId="add-button"
+    size="medium"
+    variant="secondary"
+    accent="default"
+    onClick={onClick}
+    ariaLabel="Add"
+  />
+);