feat(components): add an Overlay component

* add useScrollbarWidth hook
* add useScrollLock hook
* add a new component to lock scroll with an overlay (it can be useful
especially on small screens to prevent background contents to be
scrolled)

1 files changed, 1 insertions, 0 deletions

diff --git a/src/components/atoms/overlay/index.ts b/src/components/atoms/overlay/index.ts
new file mode 100644
index 0000000..40adbf0
--- /dev/null
+++ b/src/components/atoms/overlay/index.ts
@@ -0,0 +1 @@
+export * from './overlay';