[CORL-498, CORL-495, CORL-539, CORL-496, CORL-494] Email Notifications Support & Framework (#2498)

* chore: renamed old templates

* feat: initial notifications support

* feat: email enhancements

* fix: linting

* feat: initial digesting beheviour

* feat: added notification configuration

* feat: added unsubscribe routes

* fix: fixed failing snapshots/tests bc random ids

* feat: adjusted the save beheviour, added tests

* feat: added tests

* feat: added staff replies

* feat: renamed E-Mail to Email

* feat: enhanced cron processing

* fix: linting + updating tests

* feat: enhanced cron context

* fix: added staff replies back in

src/core/client/ui/components/Table/Table.mdx

@@ -16,7 +16,7 @@ import { Table, TableBody, TableHead, TableRow, TableCell } from "./";
     <TableHead>
       <TableRow>
         <TableCell>Username</TableCell>
-        <TableCell>E-Mail Address</TableCell>
+        <TableCell>Email Address</TableCell>
         <TableCell>Member Since</TableCell>
       </TableRow>
     </TableHead>

src/core/client/ui/components/Table/Table.spec.tsx

@@ -10,7 +10,7 @@ it("renders correctly", () => {
       <TableHead>
         <TableRow>
           <TableCell>Username</TableCell>
-          <TableCell>E-Mail Address</TableCell>
+          <TableCell>Email Address</TableCell>
           <TableCell>Member Since</TableCell>
         </TableRow>
       </TableHead>

src/core/client/ui/components/Table/__snapshots__/Table.spec.tsx.snap

@@ -16,7 +16,7 @@ exports[`renders correctly 1`] = `
         Username
       </withPropsOnChange(TableCell)>
       <withPropsOnChange(TableCell)>
-        E-Mail Address
+        Email Address
       </withPropsOnChange(TableCell)>
       <withPropsOnChange(TableCell)>
         Member Since