diff --git a/app/Http/Controllers/RoutingController.php b/app/Http/Controllers/RoutingController.php
index a2b3504..bfd5e7f 100644
--- a/app/Http/Controllers/RoutingController.php
+++ b/app/Http/Controllers/RoutingController.php
@@ -7,6 +7,7 @@
 use App\Models\PlatformChannel;
 use App\Services\RoutingValidationService;
 use App\Exceptions\RoutingMismatchException;
+use Illuminate\Database\Eloquent\Collection;
 use Illuminate\Http\Request;
 use Illuminate\Contracts\View\View;
 use Illuminate\Http\RedirectResponse;
@@ -52,7 +53,10 @@ public function store(Request $request): RedirectResponse
             'filters' => 'nullable|string'
         ]);
 
+        /** @var Feed $feed */
         $feed = Feed::findOrFail($validated['feed_id']);
+        
+        /** @var Collection<int, PlatformChannel> $channels */
         $channels = PlatformChannel::findMany($validated['channel_ids']);
         $priority = $validated['priority'] ?? 0;
 
diff --git a/app/Http/Requests/UpdateFeedRequest.php b/app/Http/Requests/UpdateFeedRequest.php
index 588be14..f6ad39c 100644
--- a/app/Http/Requests/UpdateFeedRequest.php
+++ b/app/Http/Requests/UpdateFeedRequest.php
@@ -2,6 +2,7 @@
 
 namespace App\Http\Requests;
 
+use App\Models\Feed;
 use Illuminate\Foundation\Http\FormRequest;
 
 class UpdateFeedRequest extends FormRequest
@@ -18,7 +19,7 @@ public function rules(): array
     {
         return [
             'name' => 'required|string|max:255',
-            'url' => 'required|url|unique:feeds,url,' . $this->route('feed')?->id,
+            'url' => 'required|url|unique:feeds,url,' . ($this->route('feed') instanceof Feed ? (string)$this->route('feed')->id : (string)$this->route('feed')),
             'type' => 'required|in:website,rss',
             'language_id' => 'required|exists:languages,id',
             'description' => 'nullable|string',
diff --git a/app/Services/Factories/ArticleParserFactory.php b/app/Services/Factories/ArticleParserFactory.php
index bea617c..413ac3f 100644
--- a/app/Services/Factories/ArticleParserFactory.php
+++ b/app/Services/Factories/ArticleParserFactory.php
@@ -41,6 +41,9 @@ public static function getSupportedSources(): array
         }, self::$parsers);
     }
 
+    /**
+     * @param class-string<ArticleParserInterface> $parserClass
+     */
     public static function registerParser(string $parserClass): void
     {
         if (!in_array($parserClass, self::$parsers)) {
diff --git a/phpstan.neon b/phpstan.neon
index 09bcdfb..ce555e2 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -2,7 +2,7 @@ includes:
     - vendor/larastan/larastan/extension.neon
 
 parameters:
-    level: 6
+    level: 7
     paths:
         - app/
         - tests/
diff --git a/tests/Feature/ArticleDiscoveryCommandTest.php b/tests/Feature/ArticleDiscoveryCommandTest.php
index 12f9d06..9d1c955 100644
--- a/tests/Feature/ArticleDiscoveryCommandTest.php
+++ b/tests/Feature/ArticleDiscoveryCommandTest.php
@@ -8,6 +8,7 @@
 use App\Models\Feed;
 use Illuminate\Foundation\Testing\RefreshDatabase;
 use Illuminate\Support\Facades\Queue;
+use Illuminate\Testing\PendingCommand;
 use Tests\TestCase;
 
 class ArticleDiscoveryCommandTest extends TestCase
@@ -20,6 +21,7 @@ public function test_command_runs_successfully_when_feeds_exist(): void
         Feed::factory()->create(['is_active' => true]);
 
         // Act & Assert
+        /** @var PendingCommand $exitCode */
         $exitCode = $this->artisan('article:refresh');
         $exitCode->assertSuccessful();
         
@@ -34,6 +36,7 @@ public function test_command_does_not_dispatch_jobs_when_no_active_feeds_exist()
         // No active feeds created
 
         // Act
+        /** @var PendingCommand $exitCode */
         $exitCode = $this->artisan('article:refresh');
 
         // Assert
@@ -48,6 +51,7 @@ public function test_command_does_not_dispatch_jobs_when_only_inactive_feeds_exi
         Feed::factory()->create(['is_active' => false]);
 
         // Act
+        /** @var PendingCommand $exitCode */
         $exitCode = $this->artisan('article:refresh');
 
         // Assert
@@ -61,6 +65,7 @@ public function test_command_logs_when_no_feeds_available(): void
         Queue::fake();
 
         // Act
+        /** @var PendingCommand $exitCode */
         $exitCode = $this->artisan('article:refresh');
 
         // Assert