[5.x] Fix carbon integer casting (#11496)

src/API/AbstractCacher.php

@@ -55,6 +55,6 @@ protected function normalizeKey($key)
      */
     public function cacheExpiry()
     {
-        return Carbon::now()->addMinutes($this->config('expiry'));
+        return Carbon::now()->addMinutes((int) $this->config('expiry'));
     }
 }

src/Git/Git.php

@@ -85,7 +85,7 @@ public function commit($message = null)
     public function dispatchCommit($message = null)
     {
         if ($delay = config('statamic.git.dispatch_delay')) {
-            $delayInMinutes = now()->addMinutes($delay);
+            $delayInMinutes = now()->addMinutes((int) $delay);
             $message = null;
         }
 

src/GraphQL/ResponseCache/DefaultCache.php

@@ -19,7 +19,7 @@ public function put(Request $request, $response)
     {
         $key = $this->track($request);
 
-        $ttl = Carbon::now()->addMinutes(config('statamic.graphql.cache.expiry', 60));
+        $ttl = Carbon::now()->addMinutes((int) config('statamic.graphql.cache.expiry', 60));
 
         Cache::put($key, $response, $ttl);
     }

src/Http/Controllers/CP/SessionTimeoutController.php

@@ -14,7 +14,7 @@ public function __invoke()
         $lastActivity = session('last_activity', now()->timestamp);
 
         return Carbon::createFromTimestamp($lastActivity, config('app.timezone'))
-            ->addMinutes(config('session.lifetime'))
+            ->addMinutes((int) config('session.lifetime'))
             ->diffInSeconds();
     }
 }

src/Providers/CacheServiceProvider.php

@@ -76,7 +76,7 @@ private function macroRememberWithExpiration()
 
             $keyValuePair = $callback();
             $value = reset($keyValuePair);
-            $expiration = Carbon::now()->addMinutes(key($keyValuePair));
+            $expiration = Carbon::now()->addMinutes((int) key($keyValuePair));
 
             return Cache::remember($cacheKey, $expiration, function () use ($value) {
                 return $value;

src/StaticCaching/Cachers/AbstractCacher.php

@@ -66,7 +66,7 @@ public function getBaseUrl()
      */
     public function getDefaultExpiration()
     {
-        return $this->config('expiry');
+        return (int) $this->config('expiry');
     }
 
     /**