diff --git a/app/Console/Commands/Environment/EmailSettingsCommand.php b/app/Console/Commands/Environment/EmailSettingsCommand.php
index 87c8186c1..23061bf04 100644
--- a/app/Console/Commands/Environment/EmailSettingsCommand.php
+++ b/app/Console/Commands/Environment/EmailSettingsCommand.php
@@ -70,7 +70,7 @@ class EmailSettingsCommand extends Command
     /**
      * Handle variables for SMTP driver.
      */
-    private function setupSmtpDriverVariables()
+    private function setupSmtpDriverVariables(): void
     {
         $this->variables['MAIL_HOST'] = $this->option('host') ?? $this->ask(
             trans('command/messages.environment.mail.ask_smtp_host'),
@@ -101,7 +101,7 @@ class EmailSettingsCommand extends Command
     /**
      * Handle variables for mailgun driver.
      */
-    private function setupMailgunDriverVariables()
+    private function setupMailgunDriverVariables(): void
     {
         $this->variables['MAILGUN_DOMAIN'] = $this->option('host') ?? $this->ask(
             trans('command/messages.environment.mail.ask_mailgun_domain'),
@@ -122,7 +122,7 @@ class EmailSettingsCommand extends Command
     /**
      * Handle variables for mandrill driver.
      */
-    private function setupMandrillDriverVariables()
+    private function setupMandrillDriverVariables(): void
     {
         $this->variables['MANDRILL_SECRET'] = $this->option('password') ?? $this->ask(
             trans('command/messages.environment.mail.ask_mandrill_secret'),
@@ -133,7 +133,7 @@ class EmailSettingsCommand extends Command
     /**
      * Handle variables for postmark driver.
      */
-    private function setupPostmarkDriverVariables()
+    private function setupPostmarkDriverVariables(): void
     {
         $this->variables['MAIL_DRIVER'] = 'smtp';
         $this->variables['MAIL_HOST'] = 'smtp.postmarkapp.com';
diff --git a/app/Console/Commands/Schedule/ProcessRunnableCommand.php b/app/Console/Commands/Schedule/ProcessRunnableCommand.php
index d1d71ae02..c11ade6c3 100644
--- a/app/Console/Commands/Schedule/ProcessRunnableCommand.php
+++ b/app/Console/Commands/Schedule/ProcessRunnableCommand.php
@@ -51,7 +51,7 @@ class ProcessRunnableCommand extends Command
      * never throw an exception out, otherwise you'll end up killing the entire run group causing
      * any other schedules to not process correctly.
      */
-    protected function processSchedule(Schedule $schedule)
+    protected function processSchedule(Schedule $schedule): void
     {
         if ($schedule->tasks->isEmpty()) {
             return;
diff --git a/app/Console/Commands/UpgradeCommand.php b/app/Console/Commands/UpgradeCommand.php
index 75a3c185f..145e6e0c6 100644
--- a/app/Console/Commands/UpgradeCommand.php
+++ b/app/Console/Commands/UpgradeCommand.php
@@ -178,7 +178,7 @@ class UpgradeCommand extends Command
         $this->info(__('commands.upgrade.success'));
     }
 
-    protected function withProgress(ProgressBar $bar, \Closure $callback)
+    protected function withProgress(ProgressBar $bar, \Closure $callback): void
     {
         $bar->clear();
         $callback();
diff --git a/app/Exceptions/DisplayException.php b/app/Exceptions/DisplayException.php
index 6c44c356c..5dfe42a4a 100644
--- a/app/Exceptions/DisplayException.php
+++ b/app/Exceptions/DisplayException.php
@@ -4,6 +4,8 @@ namespace App\Exceptions;
 
 use Exception;
 use Filament\Notifications\Notification;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Psr\Log\LoggerInterface;
 use Illuminate\Http\Response;
@@ -46,7 +48,7 @@ class DisplayException extends PanelException implements HttpExceptionInterface
      * and then redirecting them back to the page that they came from. If the
      * request originated from an API hit, return the error in JSONAPI spec format.
      */
-    public function render(Request $request)
+    public function render(Request $request): bool|RedirectResponse|JsonResponse
     {
         if ($request->is('livewire/update')) {
             Notification::make()
@@ -55,7 +57,7 @@ class DisplayException extends PanelException implements HttpExceptionInterface
                 ->danger()
                 ->send();
 
-            return;
+            return false;
         }
 
         if ($request->expectsJson()) {
@@ -73,10 +75,10 @@ class DisplayException extends PanelException implements HttpExceptionInterface
      *
      * @throws \Throwable
      */
-    public function report()
+    public function report(): void
     {
         if (!$this->getPrevious() instanceof \Exception || !Handler::isReportable($this->getPrevious())) {
-            return null;
+            return;
         }
 
         try {
@@ -85,6 +87,6 @@ class DisplayException extends PanelException implements HttpExceptionInterface
             throw $this->getPrevious();
         }
 
-        return $logger->{$this->getErrorLevel()}($this->getPrevious());
+        $logger->{$this->getErrorLevel()}($this->getPrevious());
     }
 }
diff --git a/app/Extensions/Themes/Theme.php b/app/Extensions/Themes/Theme.php
index 2badc3dcb..f6f55d8c8 100644
--- a/app/Extensions/Themes/Theme.php
+++ b/app/Extensions/Themes/Theme.php
@@ -4,17 +4,17 @@ namespace App\Extensions\Themes;
 
 class Theme
 {
-    public function js($path): string
+    public function js(string $path): string
     {
         return sprintf('<script src="%s"></script>' . PHP_EOL, $this->getUrl($path));
     }
 
-    public function css($path): string
+    public function css(string $path): string
     {
         return sprintf('<link media="all" type="text/css" rel="stylesheet" href="%s"/>' . PHP_EOL, $this->getUrl($path));
     }
 
-    protected function getUrl($path): string
+    protected function getUrl(string $path): string
     {
         return '/themes/panel/' . ltrim($path, '/');
     }
diff --git a/app/Filament/Pages/Installer/PanelInstaller.php b/app/Filament/Pages/Installer/PanelInstaller.php
index 55da7add7..8a112a834 100644
--- a/app/Filament/Pages/Installer/PanelInstaller.php
+++ b/app/Filament/Pages/Installer/PanelInstaller.php
@@ -24,6 +24,7 @@ use Filament\Notifications\Notification;
 use Filament\Pages\SimplePage;
 use Filament\Support\Enums\MaxWidth;
 use Filament\Support\Exceptions\Halt;
+use Illuminate\Http\RedirectResponse;
 use Illuminate\Support\Facades\Artisan;
 use Illuminate\Support\Facades\Blade;
 use Illuminate\Support\HtmlString;
@@ -37,7 +38,7 @@ class PanelInstaller extends SimplePage implements HasForms
     use EnvironmentWriterTrait;
     use InteractsWithForms;
 
-    public $data = [];
+    public array $data = [];
 
     protected static string $view = 'filament.pages.installer';
 
@@ -54,7 +55,7 @@ class PanelInstaller extends SimplePage implements HasForms
         return env('APP_INSTALLED', true);
     }
 
-    public function mount()
+    public function mount(): void
     {
         abort_if(self::isInstalled(), 404);
 
@@ -93,7 +94,7 @@ class PanelInstaller extends SimplePage implements HasForms
         return 'data';
     }
 
-    public function submit()
+    public function submit(): RedirectResponse
     {
         // Disable installer
         $this->writeToEnvironment(['APP_INSTALLED' => 'true']);
diff --git a/app/Filament/Pages/Installer/Steps/DatabaseStep.php b/app/Filament/Pages/Installer/Steps/DatabaseStep.php
index 5a0d6b736..04803352d 100644
--- a/app/Filament/Pages/Installer/Steps/DatabaseStep.php
+++ b/app/Filament/Pages/Installer/Steps/DatabaseStep.php
@@ -72,7 +72,7 @@ class DatabaseStep
             });
     }
 
-    private static function testConnection(string $driver, $host, $port, $database, $username, $password): bool
+    private static function testConnection(string $driver, string $host, string $port, string $database, string $username, string $password): bool
     {
         if ($driver === 'sqlite') {
             return true;
diff --git a/app/Filament/Pages/Installer/Steps/RedisStep.php b/app/Filament/Pages/Installer/Steps/RedisStep.php
index 00ecb18af..d160e0b70 100644
--- a/app/Filament/Pages/Installer/Steps/RedisStep.php
+++ b/app/Filament/Pages/Installer/Steps/RedisStep.php
@@ -56,7 +56,7 @@ class RedisStep
             });
     }
 
-    private static function testConnection($host, $port, $username, $password): bool
+    private static function testConnection(string $host, string $port, string $username, string $password): bool
     {
         try {
             config()->set('database.redis._panel_install_test', [
diff --git a/app/Filament/Resources/ApiKeyResource.php b/app/Filament/Resources/ApiKeyResource.php
index ba2a851ca..daefee22b 100644
--- a/app/Filament/Resources/ApiKeyResource.php
+++ b/app/Filament/Resources/ApiKeyResource.php
@@ -5,6 +5,7 @@ namespace App\Filament\Resources;
 use App\Filament\Resources\ApiKeyResource\Pages;
 use App\Models\ApiKey;
 use Filament\Resources\Resource;
+use Illuminate\Database\Eloquent\Model;
 
 class ApiKeyResource extends Resource
 {
@@ -18,7 +19,7 @@ class ApiKeyResource extends Resource
         return static::getModel()::where('key_type', '2')->count() ?: null;
     }
 
-    public static function canEdit($record): bool
+    public static function canEdit(Model $record): bool
     {
         return false;
     }
diff --git a/app/Filament/Resources/DatabaseHostResource/Pages/CreateDatabaseHost.php b/app/Filament/Resources/DatabaseHostResource/Pages/CreateDatabaseHost.php
index d3e07bcb9..e42e5e15e 100644
--- a/app/Filament/Resources/DatabaseHostResource/Pages/CreateDatabaseHost.php
+++ b/app/Filament/Resources/DatabaseHostResource/Pages/CreateDatabaseHost.php
@@ -4,6 +4,8 @@ namespace App\Filament\Resources\DatabaseHostResource\Pages;
 
 use App\Filament\Resources\DatabaseHostResource;
 use App\Services\Databases\Hosts\HostCreationService;
+use Closure;
+use Exception;
 use Filament\Forms;
 use Filament\Forms\Components\Section;
 use Filament\Forms\Components\Select;
@@ -97,7 +99,7 @@ class CreateDatabaseHost extends CreateRecord
         return resolve(HostCreationService::class)->handle($data);
     }
 
-    public function exception($e, $stopPropagation): void
+    public function exception(Exception $e, Closure $stopPropagation): void
     {
         if ($e instanceof PDOException) {
             Notification::make()
diff --git a/app/Filament/Resources/DatabaseHostResource/Pages/EditDatabaseHost.php b/app/Filament/Resources/DatabaseHostResource/Pages/EditDatabaseHost.php
index 862c33b8c..8951cff8b 100644
--- a/app/Filament/Resources/DatabaseHostResource/Pages/EditDatabaseHost.php
+++ b/app/Filament/Resources/DatabaseHostResource/Pages/EditDatabaseHost.php
@@ -6,6 +6,8 @@ use App\Filament\Resources\DatabaseHostResource;
 use App\Filament\Resources\DatabaseHostResource\RelationManagers\DatabasesRelationManager;
 use App\Models\DatabaseHost;
 use App\Services\Databases\Hosts\HostUpdateService;
+use Closure;
+use Exception;
 use Filament\Actions;
 use Filament\Forms;
 use Filament\Forms\Components\Section;
@@ -97,12 +99,16 @@ class EditDatabaseHost extends EditRecord
         ];
     }
 
-    protected function handleRecordUpdate($record, array $data): Model
+    protected function handleRecordUpdate(Model $record, array $data): Model
     {
-        return resolve(HostUpdateService::class)->handle($record->id, $data);
+        if (! $record instanceof DatabaseHost) {
+            return $record;
+        }
+
+        return resolve(HostUpdateService::class)->handle($record, $data);
     }
 
-    public function exception($e, $stopPropagation): void
+    public function exception(Exception $e, Closure $stopPropagation): void
     {
         if ($e instanceof PDOException) {
             Notification::make()
diff --git a/app/Filament/Resources/DatabaseHostResource/RelationManagers/DatabasesRelationManager.php b/app/Filament/Resources/DatabaseHostResource/RelationManagers/DatabasesRelationManager.php
index 4dfcdd955..bdd93d60d 100644
--- a/app/Filament/Resources/DatabaseHostResource/RelationManagers/DatabasesRelationManager.php
+++ b/app/Filament/Resources/DatabaseHostResource/RelationManagers/DatabasesRelationManager.php
@@ -8,6 +8,7 @@ use Filament\Forms\Components\Actions\Action;
 use Filament\Forms\Components\TextInput;
 use Filament\Forms\Form;
 use Filament\Forms\Get;
+use Filament\Forms\Set;
 use Filament\Resources\RelationManagers\RelationManager;
 use Filament\Tables\Actions\DeleteAction;
 use Filament\Tables\Actions\ViewAction;
@@ -60,7 +61,7 @@ class DatabasesRelationManager extends RelationManager
             ]);
     }
 
-    protected function rotatePassword(DatabasePasswordService $service, Database $database, $set, $get): void
+    protected function rotatePassword(DatabasePasswordService $service, Database $database, Set $set, Get $get): void
     {
         $newPassword = $service->handle($database);
         $jdbcString = 'jdbc:mysql://' . $get('username') . ':' . urlencode($newPassword) . '@' . $database->host->host . ':' . $database->host->port . '/' . $get('database');
diff --git a/app/Filament/Resources/NodeResource/Pages/EditNode.php b/app/Filament/Resources/NodeResource/Pages/EditNode.php
index e2c5f2c32..10d5d1062 100644
--- a/app/Filament/Resources/NodeResource/Pages/EditNode.php
+++ b/app/Filament/Resources/NodeResource/Pages/EditNode.php
@@ -469,12 +469,12 @@ class EditNode extends EditRecord
         $this->fillForm();
     }
 
-    protected function getColumnSpan()
+    protected function getColumnSpan(): ?int
     {
         return null;
     }
 
-    protected function getColumnStart()
+    protected function getColumnStart(): ?int
     {
         return null;
     }
diff --git a/app/Filament/Resources/ServerResource/Pages/EditServer.php b/app/Filament/Resources/ServerResource/Pages/EditServer.php
index 51a59591d..be746d6c3 100644
--- a/app/Filament/Resources/ServerResource/Pages/EditServer.php
+++ b/app/Filament/Resources/ServerResource/Pages/EditServer.php
@@ -813,7 +813,7 @@ class EditServer extends EditRecord
             ->all();
     }
 
-    protected function rotatePassword(DatabasePasswordService $service, $record, $set, $get): void
+    protected function rotatePassword(DatabasePasswordService $service, Database $record, Set $set, Get $get): void
     {
         $newPassword = $service->handle($record);
         $jdbcString = 'jdbc:mysql://' . $get('username') . ':' . urlencode($newPassword) . '@' . $record->host->host . ':' . $record->host->port . '/' . $get('database');
diff --git a/app/Filament/Resources/UserResource/Pages/EditProfile.php b/app/Filament/Resources/UserResource/Pages/EditProfile.php
index f5c5f5828..9b22e88ee 100644
--- a/app/Filament/Resources/UserResource/Pages/EditProfile.php
+++ b/app/Filament/Resources/UserResource/Pages/EditProfile.php
@@ -13,7 +13,9 @@ use chillerlan\QRCode\Common\EccLevel;
 use chillerlan\QRCode\Common\Version;
 use chillerlan\QRCode\QRCode;
 use chillerlan\QRCode\QROptions;
+use Closure;
 use DateTimeZone;
+use Exception;
 use Filament\Forms\Components\Actions\Action;
 use Filament\Forms\Components\Grid;
 use Filament\Forms\Components\Placeholder;
@@ -274,8 +276,12 @@ class EditProfile extends \Filament\Pages\Auth\EditProfile
         ];
     }
 
-    protected function handleRecordUpdate($record, $data): Model
+    protected function handleRecordUpdate(Model $record, array $data): Model
     {
+        if (! $record instanceof User) {
+            return $record;
+        }
+
         if ($token = $data['2facode'] ?? null) {
             /** @var ToggleTwoFactorService $service */
             $service = resolve(ToggleTwoFactorService::class);
@@ -298,7 +304,7 @@ class EditProfile extends \Filament\Pages\Auth\EditProfile
         return parent::handleRecordUpdate($record, $data);
     }
 
-    public function exception($e, $stopPropagation): void
+    public function exception(Exception $e, Closure $stopPropagation): void
     {
         if ($e instanceof TwoFactorAuthenticationTokenInvalid) {
             Notification::make()
diff --git a/app/Http/Controllers/Admin/ServersController.php b/app/Http/Controllers/Admin/ServersController.php
index 9ddd9c7e6..9c7836e39 100644
--- a/app/Http/Controllers/Admin/ServersController.php
+++ b/app/Http/Controllers/Admin/ServersController.php
@@ -70,7 +70,7 @@ class ServersController extends Controller
      * @throws \App\Exceptions\DisplayException
      * @throws \App\Exceptions\Model\DataValidationException
      */
-    public function toggleInstall(Server $server)
+    public function toggleInstall(Server $server): void
     {
         if ($server->status === ServerState::InstallFailed) {
             throw new DisplayException(trans('admin/server.exceptions.marked_as_failed'));
@@ -84,8 +84,6 @@ class ServersController extends Controller
             ->body(trans('admin/server.alerts.install_toggled'))
             ->success()
             ->send();
-
-        return null;
     }
 
     /**
@@ -94,7 +92,7 @@ class ServersController extends Controller
      * @throws \App\Exceptions\DisplayException
      * @throws \App\Exceptions\Model\DataValidationException
      */
-    public function reinstallServer(Server $server)
+    public function reinstallServer(Server $server): void
     {
         $this->reinstallService->handle($server);
 
diff --git a/app/Http/Controllers/Api/Application/ApplicationApiController.php b/app/Http/Controllers/Api/Application/ApplicationApiController.php
index 174e6243a..87c721a74 100644
--- a/app/Http/Controllers/Api/Application/ApplicationApiController.php
+++ b/app/Http/Controllers/Api/Application/ApplicationApiController.php
@@ -40,7 +40,7 @@ abstract class ApplicationApiController extends Controller
      * Perform dependency injection of certain classes needed for core functionality
      * without littering the constructors of classes that extend this abstract.
      */
-    public function loadDependencies(Fractal $fractal, Request $request)
+    public function loadDependencies(Fractal $fractal, Request $request): void
     {
         $this->fractal = $fractal;
         $this->request = $request;
diff --git a/app/Http/Controllers/Api/Remote/ActivityProcessingController.php b/app/Http/Controllers/Api/Remote/ActivityProcessingController.php
index e07584d23..3b6badaa5 100644
--- a/app/Http/Controllers/Api/Remote/ActivityProcessingController.php
+++ b/app/Http/Controllers/Api/Remote/ActivityProcessingController.php
@@ -14,7 +14,7 @@ use App\Http\Requests\Api\Remote\ActivityEventRequest;
 
 class ActivityProcessingController extends Controller
 {
-    public function __invoke(ActivityEventRequest $request)
+    public function __invoke(ActivityEventRequest $request): void
     {
         $tz = Carbon::now()->getTimezone();
 
diff --git a/app/Http/Controllers/Auth/AbstractLoginController.php b/app/Http/Controllers/Auth/AbstractLoginController.php
index e5b50d0ad..e62f9fab8 100644
--- a/app/Http/Controllers/Auth/AbstractLoginController.php
+++ b/app/Http/Controllers/Auth/AbstractLoginController.php
@@ -51,7 +51,7 @@ abstract class AbstractLoginController extends Controller
      *
      * @throws \App\Exceptions\DisplayException
      */
-    protected function sendFailedLoginResponse(Request $request, Authenticatable $user = null, string $message = null)
+    protected function sendFailedLoginResponse(Request $request, Authenticatable $user = null, string $message = null): never
     {
         $this->incrementLoginAttempts($request);
         $this->fireFailedLoginEvent($user, [
@@ -99,7 +99,7 @@ abstract class AbstractLoginController extends Controller
     /**
      * Fire a failed login event.
      */
-    protected function fireFailedLoginEvent(Authenticatable $user = null, array $credentials = [])
+    protected function fireFailedLoginEvent(Authenticatable $user = null, array $credentials = []): void
     {
         Event::dispatch(new Failed('auth', $user, $credentials));
     }
diff --git a/app/Http/Controllers/Auth/ForgotPasswordController.php b/app/Http/Controllers/Auth/ForgotPasswordController.php
index 21ef4fee8..32a7049fc 100644
--- a/app/Http/Controllers/Auth/ForgotPasswordController.php
+++ b/app/Http/Controllers/Auth/ForgotPasswordController.php
@@ -16,7 +16,7 @@ class ForgotPasswordController extends Controller
     /**
      * Get the response for a failed password reset link.
      */
-    protected function sendResetLinkFailedResponse(Request $request, $response): JsonResponse
+    protected function sendResetLinkFailedResponse(Request $request, string $response): JsonResponse
     {
         // As noted in #358 we will return success even if it failed
         // to avoid pointing out that an account does or does not
@@ -31,7 +31,7 @@ class ForgotPasswordController extends Controller
      *
      * @param string $response
      */
-    protected function sendResetLinkResponse(Request $request, $response): JsonResponse
+    protected function sendResetLinkResponse(Request $request, string $response): JsonResponse
     {
         return response()->json([
             'status' => trans($response),
diff --git a/app/Http/Controllers/Auth/LoginCheckpointController.php b/app/Http/Controllers/Auth/LoginCheckpointController.php
index 540aca5a0..8797f533b 100644
--- a/app/Http/Controllers/Auth/LoginCheckpointController.php
+++ b/app/Http/Controllers/Auth/LoginCheckpointController.php
@@ -72,7 +72,7 @@ class LoginCheckpointController extends AbstractLoginController
             }
         }
 
-        return $this->sendFailedLoginResponse($request, $user, !empty($recoveryToken) ? 'The recovery token provided is not valid.' : null);
+        $this->sendFailedLoginResponse($request, $user, !empty($recoveryToken) ? 'The recovery token provided is not valid.' : null);
     }
 
     /**
diff --git a/app/Http/Controllers/Auth/LoginController.php b/app/Http/Controllers/Auth/LoginController.php
index 28c3c4f5e..ea2a59594 100644
--- a/app/Http/Controllers/Auth/LoginController.php
+++ b/app/Http/Controllers/Auth/LoginController.php
@@ -4,11 +4,13 @@ namespace App\Http\Controllers\Auth;
 
 use App\Filament\Pages\Installer\PanelInstaller;
 use Carbon\CarbonImmutable;
+use Illuminate\Http\RedirectResponse;
 use Illuminate\Support\Str;
 use Illuminate\Http\Request;
 use App\Models\User;
 use Illuminate\Http\JsonResponse;
 use App\Facades\Activity;
+use Illuminate\View\View;
 
 class LoginController extends AbstractLoginController
 {
@@ -17,7 +19,7 @@ class LoginController extends AbstractLoginController
      * base authentication view component. React will take over at this point and
      * turn the login area into an SPA.
      */
-    public function index()
+    public function index(): View|RedirectResponse
     {
         if (!PanelInstaller::isInstalled()) {
             return redirect('/installer');
diff --git a/app/Http/Controllers/Auth/ResetPasswordController.php b/app/Http/Controllers/Auth/ResetPasswordController.php
index b4c338ee9..11dcc0346 100644
--- a/app/Http/Controllers/Auth/ResetPasswordController.php
+++ b/app/Http/Controllers/Auth/ResetPasswordController.php
@@ -69,7 +69,7 @@ class ResetPasswordController extends Controller
      *
      * @throws \App\Exceptions\Model\DataValidationException
      */
-    protected function resetPassword($user, $password)
+    protected function resetPassword($user, $password): void
     {
         /** @var User $user */
         $user->password = $this->hasher->make($password);
diff --git a/app/Http/Middleware/EnsureStatefulRequests.php b/app/Http/Middleware/EnsureStatefulRequests.php
index 66689fe11..35c1795cc 100644
--- a/app/Http/Middleware/EnsureStatefulRequests.php
+++ b/app/Http/Middleware/EnsureStatefulRequests.php
@@ -15,7 +15,7 @@ class EnsureStatefulRequests extends EnsureFrontendRequestsAreStateful
      * We don't want to support API usage using the cookies, except for requests stemming
      * from the front-end we control.
      */
-    public static function fromFrontend($request)
+    public static function fromFrontend($request): bool
     {
         if (parent::fromFrontend($request)) {
             return true;
diff --git a/app/Http/Requests/Admin/Egg/EggFormRequest.php b/app/Http/Requests/Admin/Egg/EggFormRequest.php
index d1af8a085..aae5ae013 100644
--- a/app/Http/Requests/Admin/Egg/EggFormRequest.php
+++ b/app/Http/Requests/Admin/Egg/EggFormRequest.php
@@ -3,6 +3,7 @@
 namespace App\Http\Requests\Admin\Egg;
 
 use App\Http\Requests\Admin\AdminFormRequest;
+use Illuminate\Validation\Validator;
 
 class EggFormRequest extends AdminFormRequest
 {
@@ -25,7 +26,7 @@ class EggFormRequest extends AdminFormRequest
         return $rules;
     }
 
-    public function withValidator($validator)
+    public function withValidator(Validator $validator): void
     {
         $validator->sometimes('config_from', 'exists:eggs,id', function () {
             return (int) $this->input('config_from') !== 0;
diff --git a/app/Http/Requests/Api/Application/DatabaseHosts/UpdateDatabaseHostRequest.php b/app/Http/Requests/Api/Application/DatabaseHosts/UpdateDatabaseHostRequest.php
index 111560bbf..83c74ac3b 100644
--- a/app/Http/Requests/Api/Application/DatabaseHosts/UpdateDatabaseHostRequest.php
+++ b/app/Http/Requests/Api/Application/DatabaseHosts/UpdateDatabaseHostRequest.php
@@ -11,6 +11,6 @@ class UpdateDatabaseHostRequest extends StoreDatabaseHostRequest
         /** @var DatabaseHost $databaseHost */
         $databaseHost = $this->route()->parameter('database_host');
 
-        return $rules ?? DatabaseHost::getRulesForUpdate($databaseHost->id);
+        return $rules ?? DatabaseHost::getRulesForUpdate($databaseHost);
     }
 }
diff --git a/app/Http/Requests/Api/Application/Mounts/UpdateMountRequest.php b/app/Http/Requests/Api/Application/Mounts/UpdateMountRequest.php
index 7f76ec420..e111553d4 100644
--- a/app/Http/Requests/Api/Application/Mounts/UpdateMountRequest.php
+++ b/app/Http/Requests/Api/Application/Mounts/UpdateMountRequest.php
@@ -14,6 +14,6 @@ class UpdateMountRequest extends StoreMountRequest
         /** @var Mount $mount */
         $mount = $this->route()->parameter('mount');
 
-        return Mount::getRulesForUpdate($mount->id);
+        return Mount::getRulesForUpdate($mount);
     }
 }
diff --git a/app/Http/Requests/Api/Application/Nodes/UpdateNodeRequest.php b/app/Http/Requests/Api/Application/Nodes/UpdateNodeRequest.php
index ab636dff0..a59039d99 100644
--- a/app/Http/Requests/Api/Application/Nodes/UpdateNodeRequest.php
+++ b/app/Http/Requests/Api/Application/Nodes/UpdateNodeRequest.php
@@ -15,6 +15,6 @@ class UpdateNodeRequest extends StoreNodeRequest
         /** @var Node $node */
         $node = $this->route()->parameter('node');
 
-        return parent::rules(Node::getRulesForUpdate($node->id));
+        return parent::rules(Node::getRulesForUpdate($node));
     }
 }
diff --git a/app/Http/Requests/Api/Application/Users/UpdateUserRequest.php b/app/Http/Requests/Api/Application/Users/UpdateUserRequest.php
index ecccbdd5a..c7a919bee 100644
--- a/app/Http/Requests/Api/Application/Users/UpdateUserRequest.php
+++ b/app/Http/Requests/Api/Application/Users/UpdateUserRequest.php
@@ -11,8 +11,8 @@ class UpdateUserRequest extends StoreUserRequest
      */
     public function rules(array $rules = null): array
     {
-        $userId = $this->parameter('user', User::class)->id;
+        $user = $this->parameter('user', User::class);
 
-        return parent::rules(User::getRulesForUpdate($userId));
+        return parent::rules(User::getRulesForUpdate($user));
     }
 }
diff --git a/app/Http/Requests/Api/Client/Servers/Subusers/SubuserRequest.php b/app/Http/Requests/Api/Client/Servers/Subusers/SubuserRequest.php
index bd68fb890..349db0616 100644
--- a/app/Http/Requests/Api/Client/Servers/Subusers/SubuserRequest.php
+++ b/app/Http/Requests/Api/Client/Servers/Subusers/SubuserRequest.php
@@ -49,7 +49,7 @@ abstract class SubuserRequest extends ClientApiRequest
      *
      * @throws \Illuminate\Contracts\Container\BindingResolutionException
      */
-    protected function validatePermissionsCanBeAssigned(array $permissions)
+    protected function validatePermissionsCanBeAssigned(array $permissions): void
     {
         $user = $this->user();
         /** @var \App\Models\Server $server */
diff --git a/app/Jobs/Schedule/RunTaskJob.php b/app/Jobs/Schedule/RunTaskJob.php
index 6a660e5c0..167980ac9 100644
--- a/app/Jobs/Schedule/RunTaskJob.php
+++ b/app/Jobs/Schedule/RunTaskJob.php
@@ -90,7 +90,7 @@ class RunTaskJob extends Job implements ShouldQueue
     /**
      * Handle a failure while sending the action to the daemon or otherwise processing the job.
      */
-    public function failed(\Exception $exception = null)
+    public function failed(\Exception $exception = null): void
     {
         $this->markTaskNotQueued();
         $this->markScheduleComplete();
@@ -99,7 +99,7 @@ class RunTaskJob extends Job implements ShouldQueue
     /**
      * Get the next task in the schedule and queue it for running after the defined period of wait time.
      */
-    private function queueNextTask()
+    private function queueNextTask(): void
     {
         /** @var \App\Models\Task|null $nextTask */
         $nextTask = Task::query()->where('schedule_id', $this->task->schedule_id)
@@ -121,7 +121,7 @@ class RunTaskJob extends Job implements ShouldQueue
     /**
      * Marks the parent schedule as being complete.
      */
-    private function markScheduleComplete()
+    private function markScheduleComplete(): void
     {
         $this->task->schedule()->update([
             'is_processing' => false,
@@ -132,7 +132,7 @@ class RunTaskJob extends Job implements ShouldQueue
     /**
      * Mark a specific task as no longer being queued.
      */
-    private function markTaskNotQueued()
+    private function markTaskNotQueued(): void
     {
         $this->task->update(['is_queued' => false]);
     }
diff --git a/app/Livewire/NodeSystemInformation.php b/app/Livewire/NodeSystemInformation.php
index b29190251..54b4cd827 100644
--- a/app/Livewire/NodeSystemInformation.php
+++ b/app/Livewire/NodeSystemInformation.php
@@ -3,6 +3,7 @@
 namespace App\Livewire;
 
 use App\Models\Node;
+use Illuminate\View\View;
 use Livewire\Component;
 
 class NodeSystemInformation extends Component
@@ -10,12 +11,12 @@ class NodeSystemInformation extends Component
     public Node $node;
     public string $sizeClasses;
 
-    public function render()
+    public function render(): View
     {
         return view('livewire.node-system-information');
     }
 
-    public function placeholder()
+    public function placeholder(): string
     {
         return <<<'HTML'
         <div>
diff --git a/app/Models/ActivityLog.php b/app/Models/ActivityLog.php
index bb6149c14..20fb579e0 100644
--- a/app/Models/ActivityLog.php
+++ b/app/Models/ActivityLog.php
@@ -123,7 +123,7 @@ class ActivityLog extends Model
      *
      * @see https://laravel.com/docs/9.x/eloquent#pruning-models
      */
-    public function prunable()
+    public function prunable(): Builder
     {
         if (is_null(config('activity.prune_days'))) {
             throw new \LogicException('Cannot prune activity logs: no "prune_days" configuration value is set.');
@@ -136,7 +136,7 @@ class ActivityLog extends Model
      * Boots the model event listeners. This will trigger an activity log event every
      * time a new model is inserted which can then be captured and worked with as needed.
      */
-    protected static function boot()
+    protected static function boot(): void
     {
         parent::boot();
 
@@ -149,7 +149,7 @@ class ActivityLog extends Model
         });
     }
 
-    public function htmlable()
+    public function htmlable(): string
     {
         $user = $this->actor;
         if (!$user instanceof User) {
diff --git a/app/Models/ActivityLogSubject.php b/app/Models/ActivityLogSubject.php
index 037d344f0..9e4e2777b 100644
--- a/app/Models/ActivityLogSubject.php
+++ b/app/Models/ActivityLogSubject.php
@@ -3,8 +3,10 @@
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\MorphTo;
 use Illuminate\Database\Eloquent\Relations\Pivot;
 use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Database\Eloquent\SoftDeletingScope;
 
 /**
  * \App\Models\ActivityLogSubject.
@@ -36,15 +38,8 @@ class ActivityLogSubject extends Pivot
         return $this->belongsTo(ActivityLog::class);
     }
 
-    public function subject()
+    public function subject(): MorphTo
     {
-        $morph = $this->morphTo();
-
-        if (in_array(SoftDeletes::class, class_uses_recursive($morph::class))) {
-            /** @var self|Backup|UserSSHKey $morph - cannot use traits in doc blocks */
-            return $morph->withTrashed();
-        }
-
-        return $morph;
+        return $this->morphTo()->withoutGlobalScope(SoftDeletingScope::class);
     }
 }
diff --git a/app/Models/Filters/AdminServerFilter.php b/app/Models/Filters/AdminServerFilter.php
index d3c1eea60..bebde0ee9 100644
--- a/app/Models/Filters/AdminServerFilter.php
+++ b/app/Models/Filters/AdminServerFilter.php
@@ -13,7 +13,7 @@ class AdminServerFilter implements Filter
      *
      * @param string $value
      */
-    public function __invoke(Builder $query, $value, string $property)
+    public function __invoke(Builder $query, $value, string $property): void
     {
         if ($query->getQuery()->from !== 'servers') {
             throw new \BadMethodCallException('Cannot use the AdminServerFilter against a non-server model.');
diff --git a/app/Models/Filters/MultiFieldServerFilter.php b/app/Models/Filters/MultiFieldServerFilter.php
index da3f91f6d..4523825f4 100644
--- a/app/Models/Filters/MultiFieldServerFilter.php
+++ b/app/Models/Filters/MultiFieldServerFilter.php
@@ -21,7 +21,7 @@ class MultiFieldServerFilter implements Filter
      *
      * @param string $value
      */
-    public function __invoke(Builder $query, $value, string $property)
+    public function __invoke(Builder $query, $value, string $property): void
     {
         if ($query->getQuery()->from !== 'servers') {
             throw new \BadMethodCallException('Cannot use the MultiFieldServerFilter against a non-server model.');
diff --git a/app/Models/Model.php b/app/Models/Model.php
index 536edf9b5..20bc2bf33 100644
--- a/app/Models/Model.php
+++ b/app/Models/Model.php
@@ -38,7 +38,7 @@ abstract class Model extends IlluminateModel
      *
      * @throws \Illuminate\Contracts\Container\BindingResolutionException
      */
-    protected static function boot()
+    protected static function boot(): void
     {
         parent::boot();
 
@@ -69,7 +69,7 @@ abstract class Model extends IlluminateModel
         return 'uuid';
     }
 
-    protected function asDateTime($value)
+    protected function asDateTime($value): Carbon
     {
         $timezone = auth()->user()?->timezone ?? config('app.timezone', 'UTC');
 
@@ -135,11 +135,9 @@ abstract class Model extends IlluminateModel
      * Returns the rules associated with the model, specifically for updating the given model
      * rather than just creating it.
      */
-    public static function getRulesForUpdate($model, string $column = 'id'): array
+    public static function getRulesForUpdate(self $model): array
     {
-        if ($model instanceof Model) {
-            [$id, $column] = [$model->getKey(), $model->getKeyName()];
-        }
+        [$id, $column] = [$model->getKey(), $model->getKeyName()];
 
         $rules = static::getRules();
         foreach ($rules as $key => &$data) {
diff --git a/app/Models/Mount.php b/app/Models/Mount.php
index 223603805..60cb2b436 100644
--- a/app/Models/Mount.php
+++ b/app/Models/Mount.php
@@ -70,7 +70,7 @@ class Mount extends Model
     /**
      * Blacklisted source paths.
      */
-    public static $invalidSourcePaths = [
+    public static array $invalidSourcePaths = [
         '/etc/pelican',
         '/var/lib/pelican/volumes',
         '/srv/daemon-data',
@@ -79,7 +79,7 @@ class Mount extends Model
     /**
      * Blacklisted target paths.
      */
-    public static $invalidTargetPaths = [
+    public static array $invalidTargetPaths = [
         '/home/container',
     ];
 
diff --git a/app/Models/Node.php b/app/Models/Node.php
index 0a9613196..366d63fb9 100644
--- a/app/Models/Node.php
+++ b/app/Models/Node.php
@@ -8,6 +8,7 @@ use Exception;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\HasManyThrough;
 use Illuminate\Notifications\Notifiable;
+use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Http;
 use Illuminate\Support\Str;
 use Symfony\Component\Yaml\Yaml;
@@ -268,7 +269,7 @@ class Node extends Model
         return true;
     }
 
-    public static function getForServerCreation()
+    public static function getForServerCreation(): Collection
     {
         return self::with('allocations')->get()->map(function (Node $item) {
             $filtered = $item->getRelation('allocations')->where('server_id', null)->map(function ($map) {
@@ -330,7 +331,7 @@ class Node extends Model
         return $statuses;
     }
 
-    public function statistics()
+    public function statistics(): array
     {
         $default = [
             'memory_total' => 0,
diff --git a/app/Models/Server.php b/app/Models/Server.php
index a0c341c6d..1ace74961 100644
--- a/app/Models/Server.php
+++ b/app/Models/Server.php
@@ -363,7 +363,7 @@ class Server extends Model
      *
      * @throws ServerStateConflictException
      */
-    public function validateCurrentState()
+    public function validateCurrentState(): void
     {
         if (
             $this->isSuspended() ||
@@ -382,7 +382,7 @@ class Server extends Model
      * sure the server can be transferred and is not currently being transferred
      * or installed.
      */
-    public function validateTransferState()
+    public function validateTransferState(): void
     {
         if (
             !$this->isInstalled() ||
diff --git a/app/Models/User.php b/app/Models/User.php
index 395f4994f..45f8ee87c 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -235,7 +235,7 @@ class User extends Model implements AuthenticatableContract, AuthorizableContrac
      *
      * @param string $token
      */
-    public function sendPasswordResetNotification($token)
+    public function sendPasswordResetNotification($token): void
     {
         Activity::event('auth:reset-password')
             ->withRequestMetadata()
@@ -248,7 +248,7 @@ class User extends Model implements AuthenticatableContract, AuthorizableContrac
     /**
      * Store the username as a lowercase string.
      */
-    public function setUsernameAttribute(string $value)
+    public function setUsernameAttribute(string $value): void
     {
         $this->attributes['username'] = mb_strtolower($value);
     }
diff --git a/app/Policies/ServerPolicy.php b/app/Policies/ServerPolicy.php
index dbc2ae402..dfa72c9b9 100644
--- a/app/Policies/ServerPolicy.php
+++ b/app/Policies/ServerPolicy.php
@@ -41,7 +41,7 @@ class ServerPolicy
      * not call the before() function if there isn't a function matching the
      * policy permission.
      */
-    public function __call(string $name, mixed $arguments)
+    public function __call(string $name, mixed $arguments): void
     {
         // do nothing
     }
diff --git a/app/Providers/Filament/AdminPanelProvider.php b/app/Providers/Filament/AdminPanelProvider.php
index 7bae85856..f6b7c568b 100644
--- a/app/Providers/Filament/AdminPanelProvider.php
+++ b/app/Providers/Filament/AdminPanelProvider.php
@@ -22,7 +22,7 @@ use Illuminate\View\Middleware\ShareErrorsFromSession;
 
 class AdminPanelProvider extends PanelProvider
 {
-    public function boot()
+    public function boot(): void
     {
         FilamentAsset::registerCssVariables([
             'sidebar-width' => '16rem !important',
diff --git a/app/Repositories/Daemon/DaemonBackupRepository.php b/app/Repositories/Daemon/DaemonBackupRepository.php
index bbe852e80..ce9e394e5 100644
--- a/app/Repositories/Daemon/DaemonBackupRepository.php
+++ b/app/Repositories/Daemon/DaemonBackupRepository.php
@@ -2,6 +2,7 @@
 
 namespace App\Repositories\Daemon;
 
+use Illuminate\Http\Client\Response;
 use Webmozart\Assert\Assert;
 use App\Models\Backup;
 use App\Models\Server;
@@ -27,7 +28,7 @@ class DaemonBackupRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function backup(Backup $backup)
+    public function backup(Backup $backup): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -50,7 +51,7 @@ class DaemonBackupRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function restore(Backup $backup, string $url = null, bool $truncate = false)
+    public function restore(Backup $backup, string $url = null, bool $truncate = false): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -73,7 +74,7 @@ class DaemonBackupRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function delete(Backup $backup)
+    public function delete(Backup $backup): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
diff --git a/app/Repositories/Daemon/DaemonConfigurationRepository.php b/app/Repositories/Daemon/DaemonConfigurationRepository.php
index 52cda56dd..910e95e58 100644
--- a/app/Repositories/Daemon/DaemonConfigurationRepository.php
+++ b/app/Repositories/Daemon/DaemonConfigurationRepository.php
@@ -5,6 +5,7 @@ namespace App\Repositories\Daemon;
 use App\Models\Node;
 use GuzzleHttp\Exception\TransferException;
 use App\Exceptions\Http\Connection\DaemonConnectionException;
+use Illuminate\Http\Client\Response;
 
 class DaemonConfigurationRepository extends DaemonRepository
 {
@@ -13,7 +14,7 @@ class DaemonConfigurationRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function getSystemInformation(?int $version = null, $connectTimeout = 5): array
+    public function getSystemInformation(?int $version = null, int $connectTimeout = 5): array
     {
         try {
             $response = $this
@@ -34,7 +35,7 @@ class DaemonConfigurationRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function update(Node $node)
+    public function update(Node $node): Response
     {
         try {
             return $this->getHttpClient()->post(
diff --git a/app/Repositories/Daemon/DaemonFileRepository.php b/app/Repositories/Daemon/DaemonFileRepository.php
index 7667f482e..e97261eb1 100644
--- a/app/Repositories/Daemon/DaemonFileRepository.php
+++ b/app/Repositories/Daemon/DaemonFileRepository.php
@@ -3,6 +3,7 @@
 namespace App\Repositories\Daemon;
 
 use Carbon\CarbonInterval;
+use Illuminate\Http\Client\Response;
 use Webmozart\Assert\Assert;
 use App\Models\Server;
 use GuzzleHttp\Exception\ClientException;
@@ -48,7 +49,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function putContent(string $path, string $content)
+    public function putContent(string $path, string $content): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -88,7 +89,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function createDirectory(string $name, string $path)
+    public function createDirectory(string $name, string $path): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -110,7 +111,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function renameFiles(?string $root, array $files)
+    public function renameFiles(?string $root, array $files): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -132,7 +133,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function copyFile(string $location)
+    public function copyFile(string $location): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -153,7 +154,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function deleteFiles(?string $root, array $files)
+    public function deleteFiles(?string $root, array $files): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -203,7 +204,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function decompressFile(?string $root, string $file)
+    public function decompressFile(?string $root, string $file): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -229,7 +230,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function chmodFiles(?string $root, array $files)
+    public function chmodFiles(?string $root, array $files): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
@@ -251,7 +252,7 @@ class DaemonFileRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function pull(string $url, ?string $directory, array $params = [])
+    public function pull(string $url, ?string $directory, array $params = []): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
diff --git a/app/Repositories/Daemon/DaemonPowerRepository.php b/app/Repositories/Daemon/DaemonPowerRepository.php
index ca3e03c44..3b701be34 100644
--- a/app/Repositories/Daemon/DaemonPowerRepository.php
+++ b/app/Repositories/Daemon/DaemonPowerRepository.php
@@ -2,6 +2,7 @@
 
 namespace App\Repositories\Daemon;
 
+use Illuminate\Http\Client\Response;
 use Webmozart\Assert\Assert;
 use App\Models\Server;
 use GuzzleHttp\Exception\TransferException;
@@ -14,7 +15,7 @@ class DaemonPowerRepository extends DaemonRepository
      *
      * @throws \App\Exceptions\Http\Connection\DaemonConnectionException
      */
-    public function send(string $action)
+    public function send(string $action): Response
     {
         Assert::isInstanceOf($this->server, Server::class);
 
diff --git a/app/Services/Activity/ActivityLogService.php b/app/Services/Activity/ActivityLogService.php
index 37b7ae43b..514791218 100644
--- a/app/Services/Activity/ActivityLogService.php
+++ b/app/Services/Activity/ActivityLogService.php
@@ -168,7 +168,7 @@ class ActivityLogService
      *
      * @throws \Throwable
      */
-    public function transaction(\Closure $callback)
+    public function transaction(\Closure $callback): mixed
     {
         return $this->connection->transaction(function () use ($callback) {
             $response = $callback($this);
diff --git a/app/Services/Deployment/FindViableNodesService.php b/app/Services/Deployment/FindViableNodesService.php
index 4cffc71d2..d95c08c64 100644
--- a/app/Services/Deployment/FindViableNodesService.php
+++ b/app/Services/Deployment/FindViableNodesService.php
@@ -17,7 +17,7 @@ class FindViableNodesService
      * are tossed out, as are any nodes marked as non-public, meaning automatic
      * deployments should not be done against them.
      */
-    public function handle(int $memory = 0, int $disk = 0, int $cpu = 0, $tags = []): Collection
+    public function handle(int $memory = 0, int $disk = 0, int $cpu = 0, array $tags = []): Collection
     {
         $nodes = Node::query()
             ->withSum('servers', 'memory')
diff --git a/app/Services/Servers/SuspensionService.php b/app/Services/Servers/SuspensionService.php
index aef02b7b2..4557fae3d 100644
--- a/app/Services/Servers/SuspensionService.php
+++ b/app/Services/Servers/SuspensionService.php
@@ -27,7 +27,7 @@ class SuspensionService
      *
      * @throws \Throwable
      */
-    public function toggle(Server $server, string $action = self::ACTION_SUSPEND)
+    public function toggle(Server $server, string $action = self::ACTION_SUSPEND): void
     {
         Assert::oneOf($action, [self::ACTION_SUSPEND, self::ACTION_UNSUSPEND]);
 
@@ -36,7 +36,9 @@ class SuspensionService
         // suspended in the database. Additionally, nothing needs to happen if the server
         // is not suspended, and we try to un-suspend the instance.
         if ($isSuspending === $server->isSuspended()) {
-            return Notification::make()->danger()->title('Failed!')->body('Server is already suspended!')->send();
+            Notification::make()->danger()->title('Failed!')->body('Server is already suspended!')->send();
+
+            return;
         }
 
         // Check if the server is currently being transferred.
diff --git a/app/Services/Servers/TransferServerService.php b/app/Services/Servers/TransferServerService.php
index 4312369dd..8a7bcd3ea 100644
--- a/app/Services/Servers/TransferServerService.php
+++ b/app/Services/Servers/TransferServerService.php
@@ -106,7 +106,7 @@ class TransferServerService
     /**
      * Assigns the specified allocations to the specified server.
      */
-    private function assignAllocationsToServer(Server $server, int $node_id, int $allocation_id, array $additional_allocations)
+    private function assignAllocationsToServer(Server $server, int $node_id, int $allocation_id, array $additional_allocations): void
     {
         $allocations = $additional_allocations;
         $allocations[] = $allocation_id;
diff --git a/app/Traits/Controllers/PlainJavascriptInjection.php b/app/Traits/Controllers/PlainJavascriptInjection.php
index 4b5169296..e77686776 100644
--- a/app/Traits/Controllers/PlainJavascriptInjection.php
+++ b/app/Traits/Controllers/PlainJavascriptInjection.php
@@ -9,7 +9,7 @@ trait PlainJavascriptInjection
     /**
      * Injects statistics into javascript.
      */
-    public function injectJavascript($data)
+    public function injectJavascript($data): void
     {
         \JavaScript::put($data);
     }
diff --git a/app/Transformers/Api/Application/EggVariableTransformer.php b/app/Transformers/Api/Application/EggVariableTransformer.php
index 381b3102e..d70299787 100644
--- a/app/Transformers/Api/Application/EggVariableTransformer.php
+++ b/app/Transformers/Api/Application/EggVariableTransformer.php
@@ -15,7 +15,7 @@ class EggVariableTransformer extends BaseTransformer
         return Egg::RESOURCE_NAME;
     }
 
-    public function transform(EggVariable $model)
+    public function transform(EggVariable $model): array
     {
         return $model->toArray();
     }
diff --git a/app/Transformers/Api/Application/MountTransformer.php b/app/Transformers/Api/Application/MountTransformer.php
index c658f30fa..18dbe36dc 100644
--- a/app/Transformers/Api/Application/MountTransformer.php
+++ b/app/Transformers/Api/Application/MountTransformer.php
@@ -22,7 +22,7 @@ class MountTransformer extends BaseTransformer
         return Mount::RESOURCE_NAME;
     }
 
-    public function transform(Mount $model)
+    public function transform(Mount $model): array
     {
         return $model->toArray();
     }
diff --git a/app/Transformers/Api/Application/ServerTransformer.php b/app/Transformers/Api/Application/ServerTransformer.php
index 90836cc24..b81baf279 100644
--- a/app/Transformers/Api/Application/ServerTransformer.php
+++ b/app/Transformers/Api/Application/ServerTransformer.php
@@ -30,7 +30,7 @@ class ServerTransformer extends BaseTransformer
     /**
      * Perform dependency injection.
      */
-    public function handle(EnvironmentService $environmentService)
+    public function handle(EnvironmentService $environmentService): void
     {
         $this->environmentService = $environmentService;
     }
diff --git a/app/Transformers/Api/Client/ActivityLogTransformer.php b/app/Transformers/Api/Client/ActivityLogTransformer.php
index 58d5f13ae..7a60592ae 100644
--- a/app/Transformers/Api/Client/ActivityLogTransformer.php
+++ b/app/Transformers/Api/Client/ActivityLogTransformer.php
@@ -6,6 +6,7 @@ use Illuminate\Support\Str;
 use App\Models\User;
 use App\Models\ActivityLog;
 use Illuminate\Database\Eloquent\Model;
+use League\Fractal\Resource\ResourceAbstract;
 
 class ActivityLogTransformer extends BaseClientTransformer
 {
@@ -34,7 +35,7 @@ class ActivityLogTransformer extends BaseClientTransformer
         ];
     }
 
-    public function includeActor(ActivityLog $model)
+    public function includeActor(ActivityLog $model): ResourceAbstract
     {
         if (!$model->actor instanceof User) {
             return $this->null();
diff --git a/database/Seeders/DatabaseSeeder.php b/database/Seeders/DatabaseSeeder.php
index 2f7f6694e..b2e7c20e4 100644
--- a/database/Seeders/DatabaseSeeder.php
+++ b/database/Seeders/DatabaseSeeder.php
@@ -10,7 +10,7 @@ class DatabaseSeeder extends Seeder
     /**
      * Run the database seeds.
      */
-    public function run()
+    public function run(): void
     {
         $this->call(EggSeeder::class);
 
diff --git a/database/Seeders/EggSeeder.php b/database/Seeders/EggSeeder.php
index dcbc4f25c..d6a3743b7 100644
--- a/database/Seeders/EggSeeder.php
+++ b/database/Seeders/EggSeeder.php
@@ -34,7 +34,7 @@ class EggSeeder extends Seeder
     /**
      * Run the egg seeder.
      */
-    public function run()
+    public function run(): void
     {
         foreach (static::$imports as $import) {
             /* @noinspection PhpParamsInspection */
@@ -45,7 +45,7 @@ class EggSeeder extends Seeder
     /**
      * Loop through the list of egg files and import them.
      */
-    protected function parseEggFiles($name)
+    protected function parseEggFiles($name): void
     {
         $files = new \DirectoryIterator(database_path('Seeders/eggs/' . kebab_case($name)));
 
diff --git a/phpstan.neon b/phpstan.neon
index 58b6c8e91..21d412e89 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -4,17 +4,14 @@ includes:
 parameters:
 
     paths:
-        - app/
+        - app
 
-    # Level 9 is the highest level
-    level: 5
+    level: 6
 
     ignoreErrors:
         # Prologue\Alerts defines its methods from its configuration file dynamically
         - '#^Call to an undefined method Prologue\\Alerts\\AlertsMessageBag::(danger|success|info|warning)\(\)\.$#'
 
-#    excludePaths:
-#        - ./*/*/FileToBeExcluded.php
-#
-#    checkMissingIterableValueType: false
-
+        - '#no value type specified in iterable#'
+        - '#Unable to resolve the template type#'
+        - '#does not specify its types#'
diff --git a/tests/Integration/Api/Client/ClientApiIntegrationTestCase.php b/tests/Integration/Api/Client/ClientApiIntegrationTestCase.php
index e909bb41e..4fb417408 100644
--- a/tests/Integration/Api/Client/ClientApiIntegrationTestCase.php
+++ b/tests/Integration/Api/Client/ClientApiIntegrationTestCase.php
@@ -76,7 +76,7 @@ abstract class ClientApiIntegrationTestCase extends IntegrationTestCase
      * Asserts that the data passed through matches the output of the data from the transformer. This
      * will remove the "relationships" key when performing the comparison.
      */
-    protected function assertJsonTransformedWith(array $data, Model|EloquentModel $model)
+    protected function assertJsonTransformedWith(array $data, Model|EloquentModel $model): void
     {
         $reflect = new \ReflectionClass($model);
         $transformer = sprintf('\\App\\Transformers\\Api\\Client\\%sTransformer', $reflect->getShortName());
diff --git a/tests/Integration/IntegrationTestCase.php b/tests/Integration/IntegrationTestCase.php
index b496eeaa0..c608e2a8e 100644
--- a/tests/Integration/IntegrationTestCase.php
+++ b/tests/Integration/IntegrationTestCase.php
@@ -43,7 +43,7 @@ abstract class IntegrationTestCase extends TestCase
      *
      * @return array
      */
-    protected function connectionsToTransact()
+    protected function connectionsToTransact(): array
     {
         return [DB::getDriverName()];
     }