Rename isEnabled method to isActive

src/CloudflareCache.php

@@ -93,8 +93,19 @@ public function purgeByUrls(array $urls): bool|string
         ]);
     }
 
-    public function isEnabled(): bool
+    public function isActive(): bool
     {
+        if (app()->runningUnitTests()) {
+            return true;
+        }
+
+        if (! config('cloudflare-cache.api_email')
+            || ! config('cloudflare-cache.api_key')
+            || ! config('cloudflare-cache.identifier')
+        ) {
+            return false;
+        }
+
         if (config('cloudflare-cache.debug')) {
             return true;
         }

src/CloudflarePagesMiddleware.php

@@ -61,7 +61,7 @@ public function shouldCacheResponse(Request $request, Response $response): bool
             return false;
         }
 
-        if (! CloudflareCacheFacade::isEnabled() && ! app()->runningUnitTests()) {
+        if (! CloudflareCacheFacade::isActive() && ! app()->runningUnitTests()) {
             return false;
         }
 

src/Facades/CloudflareCache.php

@@ -8,7 +8,7 @@
 /**
  * @see \Yediyuz\CloudflareCache\CloudflareCache
  *
- * @method static bool        isEnabled()
+ * @method static bool        isActive()
  * @method static bool|string purgeEverything()
  * @method static bool|string purgeByPrefixes(array $prefixes)
  * @method static bool|string purgeByTags(array $tags)

src/Services/CloudflareService.php

@@ -11,9 +11,9 @@ class CloudflareService implements CloudflareServiceInterface
 {
     public function __construct(
         private readonly Factory $client,
-        private readonly string $apiEmail,
-        private readonly string $apiKey,
-        private readonly string $identifier,
+        private readonly ?string $apiEmail,
+        private readonly ?string $apiKey,
+        private readonly ?string $identifier,
     ) {
         // .
     }