feat: Show next available day/hour and minutes on widget (#6902)

* feat: Show next available hour and minutes on widget

* chore: Adds spec

* chore: Show days

* chore: Code clean up

* chore: Review fixes

* chore: Minor fixes

* chore: Review suggestion fixes

* chore: Minor fixes

* Added timezone to widget payload

* chore: Adds time zone

* chore: Review fixes

* chore: Adds comments

* chore: Rounded up min with nearest multiple of 5

* chore: Review fixes

* chore: Review fixes

* chore: Review fixes

* chore: Review fixes

* chore: Fix specs

* chore: Review fixes

* chore: Fix specs

* chore: Review fixes

* chore: Moved day names to i18n

* chore: Review fixes

* chore: Fix specs

---------

Co-authored-by: Tejaswini Chile <tejaswini@chatwoot.com>
Co-authored-by: Nithin David Thomas <1277421+nithindavid@users.noreply.github.com>
Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>

app/javascript/shared/helpers/DateHelper.js

@@ -30,3 +30,10 @@ export const isTimeAfter = (h1, m1, h2, m2) => {
 
   return true;
 };
+
+export const generateRelativeTime = (value, unit, languageCode) => {
+  const rtf = new Intl.RelativeTimeFormat(languageCode, {
+    numeric: 'auto',
+  });
+  return rtf.format(value, unit);
+};