feat: update default values

app/config/collections.php

@@ -976,13 +976,13 @@ $collections = [
                 'filters' => ['datetime'],
             ],
             [
-                '$id' => 'accessedAt',
+                '$id' => ID::custom('accessedAt'),
                 'type' => Database::VAR_DATETIME,
                 'format' => '',
                 'size' => 0,
                 'signed' => false,
                 'required' => false,
-                'default' => 0,
+                'default' => null,
                 'array' => false,
                 'filters' => ['datetime'],
             ],

app/controllers/api/projects.php

@@ -866,7 +866,7 @@ App::post('/v1/projects/:projectId/keys')
             'scopes' => $scopes,
             'expire' => $expire,
             'sdks' => [],
-            'accessedAt' => 0,
+            'accessedAt' => null,
             'secret' => \bin2hex(\random_bytes(128)),
         ]);
 

app/controllers/mock.php

@@ -396,6 +396,7 @@ App::get('/v1/mock/tests/general/empty')
         $response->noContent();
     });
 
+/** Endpoint to test if required headers are sent from the SDK */
 App::get('/v1/mock/tests/general/headers')
     ->desc('Get headers')
     ->groups(['mock'])