chore(deps): update dependency eslint to v9 (#452)

* chore(deps): update dependency eslint to v9

* chore: migrate eslint to v9

* fix: dependency issues

* fix: unit tests not working

* chore: disable lint check for Image component that does not work in ci

* fix: lint issue

---------

Co-authored-by: homarr-renovate[bot] <158783068+homarr-renovate[bot]@users.noreply.github.com>
Co-authored-by: Meier Lukas <meierschlumpf@gmail.com>

packages/auth/callbacks.ts

@@ -44,10 +44,8 @@ export const createSignInCallback =
   async ({ user }) => {
     if (!isCredentialsRequest) return true;
 
-    if (!user) return true;
-
     // https://github.com/nextauthjs/next-auth/issues/6106
-    if (!adapter?.createSession) {
+    if (!adapter.createSession) {
       return false;
     }
 
@@ -56,6 +54,7 @@ export const createSignInCallback =
 
     await adapter.createSession({
       sessionToken,
+      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
       userId: user.id!,
       expires: sessionExpiry,
     });