feat: add account deletion functionality with cascade delete for work… (#33)

* feat: add account deletion functionality with cascade delete for workspace relations

* fix: add cascade delete to workspace user foreign key constraints

* fix: change onDelete action to set null for user references in schema

* feat: tweak design

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Co-authored-by: Henry <henry_ball@hotmail.co.uk>
Co-authored-by: Henry <30578846+hjball@users.noreply.github.com>

packages/auth/src/auth.ts

@@ -112,6 +112,9 @@ export const initAuth = (db: dbClient) => {
     }),
     socialProviders: configuredProviders,
     user: {
+      deleteUser: {
+        enabled: true,
+      },
       additionalFields: {
         stripeCustomerId: {
           type: "string",