diff --git a/app/Actions/Fortify/CreateNewUser.php b/app/Actions/Fortify/CreateNewUser.php
index 90e961e..99f39d5 100644
--- a/app/Actions/Fortify/CreateNewUser.php
+++ b/app/Actions/Fortify/CreateNewUser.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Actions\Fortify;
 
 use App\Models\User;
diff --git a/app/Actions/Fortify/PasswordValidationRules.php b/app/Actions/Fortify/PasswordValidationRules.php
index 76b19d3..2554a91 100644
--- a/app/Actions/Fortify/PasswordValidationRules.php
+++ b/app/Actions/Fortify/PasswordValidationRules.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Actions\Fortify;
 
 use Illuminate\Validation\Rules\Password;
diff --git a/app/Actions/Fortify/ResetUserPassword.php b/app/Actions/Fortify/ResetUserPassword.php
index 7a57c50..bed8016 100644
--- a/app/Actions/Fortify/ResetUserPassword.php
+++ b/app/Actions/Fortify/ResetUserPassword.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Actions\Fortify;
 
 use App\Models\User;
diff --git a/app/Actions/Fortify/UpdateUserPassword.php b/app/Actions/Fortify/UpdateUserPassword.php
index 7005639..2795160 100644
--- a/app/Actions/Fortify/UpdateUserPassword.php
+++ b/app/Actions/Fortify/UpdateUserPassword.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Actions\Fortify;
 
 use App\Models\User;
diff --git a/app/Actions/Fortify/UpdateUserProfileInformation.php b/app/Actions/Fortify/UpdateUserProfileInformation.php
index 4162e5f..86694c8 100644
--- a/app/Actions/Fortify/UpdateUserProfileInformation.php
+++ b/app/Actions/Fortify/UpdateUserProfileInformation.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Actions\Fortify;
 
 use App\Models\User;
diff --git a/app/Actions/Jetstream/DeleteUser.php b/app/Actions/Jetstream/DeleteUser.php
index 083159e..20882a0 100644
--- a/app/Actions/Jetstream/DeleteUser.php
+++ b/app/Actions/Jetstream/DeleteUser.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Actions\Jetstream;
 
 use App\Models\User;
diff --git a/app/Console/Commands/CaptureDailyChange.php b/app/Console/Commands/CaptureDailyChange.php
index c148bbf..24bb411 100644
--- a/app/Console/Commands/CaptureDailyChange.php
+++ b/app/Console/Commands/CaptureDailyChange.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Console\Commands;
 
 use App\Models\Portfolio;
diff --git a/app/Console/Commands/RefreshDividendData.php b/app/Console/Commands/RefreshDividendData.php
index a501614..db630a1 100644
--- a/app/Console/Commands/RefreshDividendData.php
+++ b/app/Console/Commands/RefreshDividendData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Console\Commands;
 
 use App\Models\Dividend;
diff --git a/app/Console/Commands/RefreshMarketData.php b/app/Console/Commands/RefreshMarketData.php
index 4e3fd0c..68325b1 100644
--- a/app/Console/Commands/RefreshMarketData.php
+++ b/app/Console/Commands/RefreshMarketData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Console\Commands;
 
 use App\Models\Holding;
diff --git a/app/Console/Commands/RefreshSplitData.php b/app/Console/Commands/RefreshSplitData.php
index fa8dcee..d4453cd 100644
--- a/app/Console/Commands/RefreshSplitData.php
+++ b/app/Console/Commands/RefreshSplitData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Console\Commands;
 
 use App\Models\Holding;
diff --git a/app/Console/Commands/SyncDailyChange.php b/app/Console/Commands/SyncDailyChange.php
index fb77a1a..d4371f3 100644
--- a/app/Console/Commands/SyncDailyChange.php
+++ b/app/Console/Commands/SyncDailyChange.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Console\Commands;
 
 use App\Models\Portfolio;
diff --git a/app/Console/Commands/SyncHoldingData.php b/app/Console/Commands/SyncHoldingData.php
index 0ffb6bb..036d71e 100644
--- a/app/Console/Commands/SyncHoldingData.php
+++ b/app/Console/Commands/SyncHoldingData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Console\Commands;
 
 use App\Models\Holding;
diff --git a/app/Exports/BackupExport.php b/app/Exports/BackupExport.php
index d4dcb23..c31c10f 100644
--- a/app/Exports/BackupExport.php
+++ b/app/Exports/BackupExport.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Exports;
 
 use App\Exports\Sheets\DailyChangesSheet;
diff --git a/app/Exports/Sheets/DailyChangesSheet.php b/app/Exports/Sheets/DailyChangesSheet.php
index 9e6868c..442f133 100644
--- a/app/Exports/Sheets/DailyChangesSheet.php
+++ b/app/Exports/Sheets/DailyChangesSheet.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Exports\Sheets;
 
 use App\Models\DailyChange;
diff --git a/app/Exports/Sheets/PortfoliosSheet.php b/app/Exports/Sheets/PortfoliosSheet.php
index b9ece9a..a599361 100644
--- a/app/Exports/Sheets/PortfoliosSheet.php
+++ b/app/Exports/Sheets/PortfoliosSheet.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Exports\Sheets;
 
 use App\Models\Portfolio;
diff --git a/app/Exports/Sheets/TransactionsSheet.php b/app/Exports/Sheets/TransactionsSheet.php
index e135bce..83fae17 100644
--- a/app/Exports/Sheets/TransactionsSheet.php
+++ b/app/Exports/Sheets/TransactionsSheet.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Exports\Sheets;
 
 use App\Models\Transaction;
diff --git a/app/Http/ApiControllers/Controller.php b/app/Http/ApiControllers/Controller.php
index 01da444..fba86af 100644
--- a/app/Http/ApiControllers/Controller.php
+++ b/app/Http/ApiControllers/Controller.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\ApiControllers;
 
 abstract class Controller
diff --git a/app/Http/ApiControllers/HoldingController.php b/app/Http/ApiControllers/HoldingController.php
index 600c46f..011e881 100644
--- a/app/Http/ApiControllers/HoldingController.php
+++ b/app/Http/ApiControllers/HoldingController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\ApiControllers;
 
 use App\Http\ApiControllers\Controller as ApiController;
diff --git a/app/Http/ApiControllers/TransactionController.php b/app/Http/ApiControllers/TransactionController.php
index 5c24eba..aa9d12a 100644
--- a/app/Http/ApiControllers/TransactionController.php
+++ b/app/Http/ApiControllers/TransactionController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\ApiControllers;
 
 use App\Http\ApiControllers\Controller as ApiController;
diff --git a/app/Http/ApiControllers/UserController.php b/app/Http/ApiControllers/UserController.php
index 4472e42..7f5f414 100644
--- a/app/Http/ApiControllers/UserController.php
+++ b/app/Http/ApiControllers/UserController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\ApiControllers;
 
 use App\Http\ApiControllers\Controller as ApiController;
diff --git a/app/Http/Controllers/ConnectedAccountController.php b/app/Http/Controllers/ConnectedAccountController.php
index d242e0d..892a31b 100644
--- a/app/Http/Controllers/ConnectedAccountController.php
+++ b/app/Http/Controllers/ConnectedAccountController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Controllers;
 
 use App\Models\ConnectedAccount;
diff --git a/app/Http/Controllers/Controller.php b/app/Http/Controllers/Controller.php
index 8677cd5..e2af3d2 100644
--- a/app/Http/Controllers/Controller.php
+++ b/app/Http/Controllers/Controller.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Controllers;
 
 abstract class Controller
diff --git a/app/Http/Controllers/DashboardController.php b/app/Http/Controllers/DashboardController.php
index bab73aa..5ae664e 100644
--- a/app/Http/Controllers/DashboardController.php
+++ b/app/Http/Controllers/DashboardController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Controllers;
 
 use App\Models\Holding;
diff --git a/app/Http/Controllers/HoldingController.php b/app/Http/Controllers/HoldingController.php
index 8a59399..ff725a3 100644
--- a/app/Http/Controllers/HoldingController.php
+++ b/app/Http/Controllers/HoldingController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Controllers;
 
 use App\Models\Holding;
diff --git a/app/Http/Controllers/InvitedOnboardingController.php b/app/Http/Controllers/InvitedOnboardingController.php
index 6a8386a..65c9ea2 100644
--- a/app/Http/Controllers/InvitedOnboardingController.php
+++ b/app/Http/Controllers/InvitedOnboardingController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Controllers;
 
 use App\Models\Portfolio;
diff --git a/app/Http/Controllers/PortfolioController.php b/app/Http/Controllers/PortfolioController.php
index 24ddb80..1d86528 100644
--- a/app/Http/Controllers/PortfolioController.php
+++ b/app/Http/Controllers/PortfolioController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Controllers;
 
 use App\Models\Holding;
diff --git a/app/Http/Controllers/TransactionController.php b/app/Http/Controllers/TransactionController.php
index def59a0..4ae3db8 100644
--- a/app/Http/Controllers/TransactionController.php
+++ b/app/Http/Controllers/TransactionController.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Controllers;
 
 class TransactionController extends Controller
diff --git a/app/Http/Middleware/SetLocale.php b/app/Http/Middleware/SetLocale.php
index 4ebdf94..de1c440 100644
--- a/app/Http/Middleware/SetLocale.php
+++ b/app/Http/Middleware/SetLocale.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Middleware;
 
 use Closure;
diff --git a/app/Http/Requests/FormRequest.php b/app/Http/Requests/FormRequest.php
index 87eb516..1cf0219 100644
--- a/app/Http/Requests/FormRequest.php
+++ b/app/Http/Requests/FormRequest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Requests;
 
 use Illuminate\Foundation\Http\FormRequest as BaseFormRequest;
diff --git a/app/Http/Requests/HoldingRequest.php b/app/Http/Requests/HoldingRequest.php
index c34b3c2..4795f7a 100644
--- a/app/Http/Requests/HoldingRequest.php
+++ b/app/Http/Requests/HoldingRequest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Requests;
 
 class HoldingRequest extends FormRequest
diff --git a/app/Http/Requests/PortfolioRequest.php b/app/Http/Requests/PortfolioRequest.php
index 57252f4..439c094 100644
--- a/app/Http/Requests/PortfolioRequest.php
+++ b/app/Http/Requests/PortfolioRequest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Requests;
 
 class PortfolioRequest extends FormRequest
diff --git a/app/Http/Requests/TransactionRequest.php b/app/Http/Requests/TransactionRequest.php
index 3943ab9..49a51d0 100644
--- a/app/Http/Requests/TransactionRequest.php
+++ b/app/Http/Requests/TransactionRequest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Http\Requests;
 
 use App\Models\Portfolio;
diff --git a/app/Imports/BackupImport.php b/app/Imports/BackupImport.php
index 50e1a88..7416f9a 100644
--- a/app/Imports/BackupImport.php
+++ b/app/Imports/BackupImport.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Imports;
 
 use App\Console\Commands\RefreshDividendData;
diff --git a/app/Imports/Sheets/DailyChangesSheet.php b/app/Imports/Sheets/DailyChangesSheet.php
index 298719a..ce279db 100644
--- a/app/Imports/Sheets/DailyChangesSheet.php
+++ b/app/Imports/Sheets/DailyChangesSheet.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Imports\Sheets;
 
 use App\Imports\ValidatesPortfolioAccess;
diff --git a/app/Imports/Sheets/PortfoliosSheet.php b/app/Imports/Sheets/PortfoliosSheet.php
index 9e7dc8e..e22c340 100644
--- a/app/Imports/Sheets/PortfoliosSheet.php
+++ b/app/Imports/Sheets/PortfoliosSheet.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Imports\Sheets;
 
 use App\Models\BackupImport;
diff --git a/app/Imports/Sheets/TransactionsSheet.php b/app/Imports/Sheets/TransactionsSheet.php
index 5599e9e..8cb6166 100644
--- a/app/Imports/Sheets/TransactionsSheet.php
+++ b/app/Imports/Sheets/TransactionsSheet.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Imports\Sheets;
 
 use App\Imports\ValidatesPortfolioAccess;
diff --git a/app/Imports/ValidatesPortfolioAccess.php b/app/Imports/ValidatesPortfolioAccess.php
index a684114..0336a27 100644
--- a/app/Imports/ValidatesPortfolioAccess.php
+++ b/app/Imports/ValidatesPortfolioAccess.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Imports;
 
 use App\Models\Portfolio;
diff --git a/app/Interfaces/MarketData/AlphaVantageMarketData.php b/app/Interfaces/MarketData/AlphaVantageMarketData.php
index ab8da8d..a139a60 100644
--- a/app/Interfaces/MarketData/AlphaVantageMarketData.php
+++ b/app/Interfaces/MarketData/AlphaVantageMarketData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData;
 
 use App\Interfaces\MarketData\Types\Dividend;
diff --git a/app/Interfaces/MarketData/FakeMarketData.php b/app/Interfaces/MarketData/FakeMarketData.php
index 5f32550..9a3b57e 100644
--- a/app/Interfaces/MarketData/FakeMarketData.php
+++ b/app/Interfaces/MarketData/FakeMarketData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData;
 
 use App\Interfaces\MarketData\Types\Dividend;
diff --git a/app/Interfaces/MarketData/FallbackInterface.php b/app/Interfaces/MarketData/FallbackInterface.php
index 6a1bad5..194758a 100644
--- a/app/Interfaces/MarketData/FallbackInterface.php
+++ b/app/Interfaces/MarketData/FallbackInterface.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData;
 
 use Illuminate\Support\Facades\Log;
diff --git a/app/Interfaces/MarketData/FinnhubMarketData.php b/app/Interfaces/MarketData/FinnhubMarketData.php
index 6dd28df..8c16554 100644
--- a/app/Interfaces/MarketData/FinnhubMarketData.php
+++ b/app/Interfaces/MarketData/FinnhubMarketData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData;
 
 use App\Interfaces\MarketData\Types\Dividend;
diff --git a/app/Interfaces/MarketData/MarketDataInterface.php b/app/Interfaces/MarketData/MarketDataInterface.php
index 4dcfaab..97d008a 100644
--- a/app/Interfaces/MarketData/MarketDataInterface.php
+++ b/app/Interfaces/MarketData/MarketDataInterface.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData;
 
 use App\Interfaces\MarketData\Types\Quote;
diff --git a/app/Interfaces/MarketData/Types/Dividend.php b/app/Interfaces/MarketData/Types/Dividend.php
index 19c928e..1aa34a5 100644
--- a/app/Interfaces/MarketData/Types/Dividend.php
+++ b/app/Interfaces/MarketData/Types/Dividend.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData\Types;
 
 use DateTime;
diff --git a/app/Interfaces/MarketData/Types/MarketDataType.php b/app/Interfaces/MarketData/Types/MarketDataType.php
index 9b0ffef..d7907d7 100644
--- a/app/Interfaces/MarketData/Types/MarketDataType.php
+++ b/app/Interfaces/MarketData/Types/MarketDataType.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData\Types;
 
 use Illuminate\Support\Collection;
diff --git a/app/Interfaces/MarketData/Types/Ohlc.php b/app/Interfaces/MarketData/Types/Ohlc.php
index b96ad4a..0fc0c05 100644
--- a/app/Interfaces/MarketData/Types/Ohlc.php
+++ b/app/Interfaces/MarketData/Types/Ohlc.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData\Types;
 
 use DateTime;
diff --git a/app/Interfaces/MarketData/Types/Quote.php b/app/Interfaces/MarketData/Types/Quote.php
index 0fcbb23..f8db045 100644
--- a/app/Interfaces/MarketData/Types/Quote.php
+++ b/app/Interfaces/MarketData/Types/Quote.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData\Types;
 
 use DateTime;
diff --git a/app/Interfaces/MarketData/Types/Split.php b/app/Interfaces/MarketData/Types/Split.php
index 595c811..2f95de9 100644
--- a/app/Interfaces/MarketData/Types/Split.php
+++ b/app/Interfaces/MarketData/Types/Split.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData\Types;
 
 use DateTime;
diff --git a/app/Interfaces/MarketData/YahooMarketData.php b/app/Interfaces/MarketData/YahooMarketData.php
index 6bc31bd..cb3c48f 100644
--- a/app/Interfaces/MarketData/YahooMarketData.php
+++ b/app/Interfaces/MarketData/YahooMarketData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Interfaces\MarketData;
 
 use App\Interfaces\MarketData\Types\Dividend;
diff --git a/app/Jobs/BackupImportJob.php b/app/Jobs/BackupImportJob.php
index e3c7c44..0e75431 100644
--- a/app/Jobs/BackupImportJob.php
+++ b/app/Jobs/BackupImportJob.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Jobs;
 
 use App\Imports\BackupImport as BackupImportExcel;
diff --git a/app/Models/AiChat.php b/app/Models/AiChat.php
index c8e1c5b..24a4307 100644
--- a/app/Models/AiChat.php
+++ b/app/Models/AiChat.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Concerns\HasUuids;
diff --git a/app/Models/BackupImport.php b/app/Models/BackupImport.php
index a747880..08ede53 100644
--- a/app/Models/BackupImport.php
+++ b/app/Models/BackupImport.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use App\Jobs\BackupImportJob;
diff --git a/app/Models/ConnectedAccount.php b/app/Models/ConnectedAccount.php
index e3911a4..3a94296 100644
--- a/app/Models/ConnectedAccount.php
+++ b/app/Models/ConnectedAccount.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Concerns\HasTimestamps;
diff --git a/app/Models/DailyChange.php b/app/Models/DailyChange.php
index 21ad0ef..9b5d95c 100644
--- a/app/Models/DailyChange.php
+++ b/app/Models/DailyChange.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use App\Traits\HasCompositePrimaryKey;
diff --git a/app/Models/Dividend.php b/app/Models/Dividend.php
index 7755c9c..d8fa182 100644
--- a/app/Models/Dividend.php
+++ b/app/Models/Dividend.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use App\Interfaces\MarketData\MarketDataInterface;
diff --git a/app/Models/Holding.php b/app/Models/Holding.php
index 122042d..1d001db 100644
--- a/app/Models/Holding.php
+++ b/app/Models/Holding.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Concerns\HasUuids;
diff --git a/app/Models/MarketData.php b/app/Models/MarketData.php
index 69d137b..a16521d 100644
--- a/app/Models/MarketData.php
+++ b/app/Models/MarketData.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use App\Interfaces\MarketData\MarketDataInterface;
diff --git a/app/Models/Portfolio.php b/app/Models/Portfolio.php
index 12054ab..eac4e61 100644
--- a/app/Models/Portfolio.php
+++ b/app/Models/Portfolio.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use App\Interfaces\MarketData\MarketDataInterface;
diff --git a/app/Models/Split.php b/app/Models/Split.php
index 8429a5f..106b7d2 100644
--- a/app/Models/Split.php
+++ b/app/Models/Split.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use App\Interfaces\MarketData\MarketDataInterface;
diff --git a/app/Models/Transaction.php b/app/Models/Transaction.php
index dc9cc99..f4c2ebb 100644
--- a/app/Models/Transaction.php
+++ b/app/Models/Transaction.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Casts\Attribute;
diff --git a/app/Models/User.php b/app/Models/User.php
index a51b7a6..167204f 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Models;
 
 use App\Traits\HasConnectedAccounts;
diff --git a/app/Notifications/ImportFailedNotification.php b/app/Notifications/ImportFailedNotification.php
index be01d94..5f2ec1a 100644
--- a/app/Notifications/ImportFailedNotification.php
+++ b/app/Notifications/ImportFailedNotification.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Notifications;
 
 use Illuminate\Bus\Queueable;
diff --git a/app/Notifications/ImportSucceededNotification.php b/app/Notifications/ImportSucceededNotification.php
index 1ff2773..66b16f4 100644
--- a/app/Notifications/ImportSucceededNotification.php
+++ b/app/Notifications/ImportSucceededNotification.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Notifications;
 
 use Illuminate\Bus\Queueable;
diff --git a/app/Notifications/InvitedOnboardingNotification.php b/app/Notifications/InvitedOnboardingNotification.php
index d605111..98ab0e5 100644
--- a/app/Notifications/InvitedOnboardingNotification.php
+++ b/app/Notifications/InvitedOnboardingNotification.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Notifications;
 
 use App\Models\Portfolio;
diff --git a/app/Notifications/VerifyConnectedAccountNotification.php b/app/Notifications/VerifyConnectedAccountNotification.php
index a4e034d..3aa3f1e 100644
--- a/app/Notifications/VerifyConnectedAccountNotification.php
+++ b/app/Notifications/VerifyConnectedAccountNotification.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Notifications;
 
 use App\Models\ConnectedAccount;
diff --git a/app/Policies/PortfolioPolicy.php b/app/Policies/PortfolioPolicy.php
index e060100..cfcbcd2 100644
--- a/app/Policies/PortfolioPolicy.php
+++ b/app/Policies/PortfolioPolicy.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Policies;
 
 use App\Models\Portfolio;
diff --git a/app/Providers/AppServiceProvider.php b/app/Providers/AppServiceProvider.php
index 9350699..68135d3 100644
--- a/app/Providers/AppServiceProvider.php
+++ b/app/Providers/AppServiceProvider.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Providers;
 
 use Illuminate\Http\Resources\Json\JsonResource;
diff --git a/app/Providers/FortifyServiceProvider.php b/app/Providers/FortifyServiceProvider.php
index 0aee363..b292191 100644
--- a/app/Providers/FortifyServiceProvider.php
+++ b/app/Providers/FortifyServiceProvider.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Providers;
 
 use App\Actions\Fortify\CreateNewUser;
diff --git a/app/Providers/JetstreamServiceProvider.php b/app/Providers/JetstreamServiceProvider.php
index c8e2abc..fd30cc9 100644
--- a/app/Providers/JetstreamServiceProvider.php
+++ b/app/Providers/JetstreamServiceProvider.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Providers;
 
 use App\Actions\Jetstream\DeleteUser;
diff --git a/app/Providers/VoltServiceProvider.php b/app/Providers/VoltServiceProvider.php
index e61d984..049ece5 100644
--- a/app/Providers/VoltServiceProvider.php
+++ b/app/Providers/VoltServiceProvider.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Providers;
 
 use Illuminate\Support\ServiceProvider;
diff --git a/app/Rules/QuantityValidationRule.php b/app/Rules/QuantityValidationRule.php
index 818b893..8dc3be9 100644
--- a/app/Rules/QuantityValidationRule.php
+++ b/app/Rules/QuantityValidationRule.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Rules;
 
 use App\Models\Portfolio;
diff --git a/app/Rules/SymbolValidationRule.php b/app/Rules/SymbolValidationRule.php
index ae544e1..c01e844 100644
--- a/app/Rules/SymbolValidationRule.php
+++ b/app/Rules/SymbolValidationRule.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Rules;
 
 use App\Interfaces\MarketData\MarketDataInterface;
diff --git a/app/Support/Helpers.php b/app/Support/Helpers.php
index 36ea8bb..b159202 100644
--- a/app/Support/Helpers.php
+++ b/app/Support/Helpers.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 // if (!function_exists('formatMoney')) {
 //     /**
 //      * Returns a formatted string for currency
diff --git a/app/Support/Spotlight.php b/app/Support/Spotlight.php
index 8899aa6..f10912f 100644
--- a/app/Support/Spotlight.php
+++ b/app/Support/Spotlight.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Support;
 
 use Illuminate\Http\Request;
diff --git a/app/Traits/HasCompositePrimaryKey.php b/app/Traits/HasCompositePrimaryKey.php
index 31d4306..9116f3b 100644
--- a/app/Traits/HasCompositePrimaryKey.php
+++ b/app/Traits/HasCompositePrimaryKey.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Traits;
 
 trait HasCompositePrimaryKey
diff --git a/app/Traits/HasConnectedAccounts.php b/app/Traits/HasConnectedAccounts.php
index 3f5215d..a6304eb 100644
--- a/app/Traits/HasConnectedAccounts.php
+++ b/app/Traits/HasConnectedAccounts.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Traits;
 
 use App\Models\ConnectedAccount;
diff --git a/app/Traits/WithTrimStrings.php b/app/Traits/WithTrimStrings.php
index 0795312..9ff59c1 100644
--- a/app/Traits/WithTrimStrings.php
+++ b/app/Traits/WithTrimStrings.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Traits;
 
 use Illuminate\Support\Str;
diff --git a/app/View/Components/AppLayout.php b/app/View/Components/AppLayout.php
index 149c590..7dc76d2 100644
--- a/app/View/Components/AppLayout.php
+++ b/app/View/Components/AppLayout.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\View\Components;
 
 use Illuminate\View\Component;
diff --git a/app/View/Components/GuestLayout.php b/app/View/Components/GuestLayout.php
index d0ff414..8900375 100644
--- a/app/View/Components/GuestLayout.php
+++ b/app/View/Components/GuestLayout.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\View\Components;
 
 use Illuminate\View\Component;
diff --git a/app/View/Components/MainLayout.php b/app/View/Components/MainLayout.php
index 8378f86..a8c1452 100644
--- a/app/View/Components/MainLayout.php
+++ b/app/View/Components/MainLayout.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\View\Components;
 
 use Illuminate\View\Component;
diff --git a/bootstrap/app.php b/bootstrap/app.php
index eb4da3f..41aacf6 100644
--- a/bootstrap/app.php
+++ b/bootstrap/app.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Http\Middleware\SetLocale;
 use Illuminate\Foundation\Application;
 use Illuminate\Foundation\Configuration\Exceptions;
diff --git a/bootstrap/providers.php b/bootstrap/providers.php
index 9ac51fa..00a7087 100644
--- a/bootstrap/providers.php
+++ b/bootstrap/providers.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
     App\Providers\AppServiceProvider::class,
     App\Providers\FortifyServiceProvider::class,
diff --git a/config/alphavantage.php b/config/alphavantage.php
index 62d20b9..39572e6 100644
--- a/config/alphavantage.php
+++ b/config/alphavantage.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
     'key' => env('ALPHAVANTAGE_API_KEY'),
 ];
diff --git a/config/app.php b/config/app.php
index 02c21f0..b213b42 100644
--- a/config/app.php
+++ b/config/app.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/auth.php b/config/auth.php
index 0ba5d5d..2ce066d 100644
--- a/config/auth.php
+++ b/config/auth.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/cache.php b/config/cache.php
index 925f7d2..9f39702 100644
--- a/config/cache.php
+++ b/config/cache.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Support\Str;
 
 return [
diff --git a/config/database.php b/config/database.php
index 2fcceb0..40f4ec3 100644
--- a/config/database.php
+++ b/config/database.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Support\Str;
 
 return [
diff --git a/config/excel.php b/config/excel.php
index 0ddb85c..afd521f 100644
--- a/config/excel.php
+++ b/config/excel.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Maatwebsite\Excel\Excel;
 use PhpOffice\PhpSpreadsheet\Reader\Csv;
 
diff --git a/config/filesystems.php b/config/filesystems.php
index c5f244d..84a27ea 100644
--- a/config/filesystems.php
+++ b/config/filesystems.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/finnhub.php b/config/finnhub.php
index d675564..8cbea5b 100644
--- a/config/finnhub.php
+++ b/config/finnhub.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
     'key' => env('FINNHUB_API_KEY'),
 ];
diff --git a/config/fortify.php b/config/fortify.php
index a324748..0576d84 100644
--- a/config/fortify.php
+++ b/config/fortify.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Laravel\Fortify\Features;
 
 return [
diff --git a/config/investbrain.php b/config/investbrain.php
index 0889aa5..d5ec48a 100644
--- a/config/investbrain.php
+++ b/config/investbrain.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     'refresh' => env('MARKET_DATA_REFRESH', 30), // minutes
diff --git a/config/jetstream.php b/config/jetstream.php
index b1f2c73..ed11e49 100644
--- a/config/jetstream.php
+++ b/config/jetstream.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Laravel\Jetstream\Features;
 use Laravel\Jetstream\Http\Middleware\AuthenticateSession;
 
diff --git a/config/livewire.php b/config/livewire.php
index b8f4ac7..61412de 100644
--- a/config/livewire.php
+++ b/config/livewire.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/logging.php b/config/logging.php
index 8d94292..9453a2d 100644
--- a/config/logging.php
+++ b/config/logging.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Monolog\Handler\NullHandler;
 use Monolog\Handler\StreamHandler;
 use Monolog\Handler\SyslogUdpHandler;
diff --git a/config/mail.php b/config/mail.php
index d8e8701..831452e 100644
--- a/config/mail.php
+++ b/config/mail.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/mary.php b/config/mary.php
index cd3a390..f4f7554 100644
--- a/config/mary.php
+++ b/config/mary.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
     /**
      * Default component prefix.
diff --git a/config/openai.php b/config/openai.php
index 60229c4..3b4a123 100644
--- a/config/openai.php
+++ b/config/openai.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/queue.php b/config/queue.php
index 116bd8d..8829481 100644
--- a/config/queue.php
+++ b/config/queue.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/sanctum.php b/config/sanctum.php
index 764a82f..c27254f 100644
--- a/config/sanctum.php
+++ b/config/sanctum.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Laravel\Sanctum\Sanctum;
 
 return [
diff --git a/config/services.php b/config/services.php
index 3eeb4f7..910e04d 100644
--- a/config/services.php
+++ b/config/services.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 return [
 
     /*
diff --git a/config/session.php b/config/session.php
index f0b6541..2d82fa8 100644
--- a/config/session.php
+++ b/config/session.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Support\Str;
 
 return [
diff --git a/database/factories/PortfolioFactory.php b/database/factories/PortfolioFactory.php
index 175631d..3e60080 100644
--- a/database/factories/PortfolioFactory.php
+++ b/database/factories/PortfolioFactory.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Database\Factories;
 
 use Illuminate\Database\Eloquent\Factories\Factory;
diff --git a/database/factories/TransactionFactory.php b/database/factories/TransactionFactory.php
index 78c05f1..0a2adaf 100644
--- a/database/factories/TransactionFactory.php
+++ b/database/factories/TransactionFactory.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Database\Factories;
 
 use App\Models\Portfolio;
diff --git a/database/factories/UserFactory.php b/database/factories/UserFactory.php
index 13a4102..1717bc9 100644
--- a/database/factories/UserFactory.php
+++ b/database/factories/UserFactory.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Database\Factories;
 
 use Illuminate\Database\Eloquent\Factories\Factory;
diff --git a/database/migrations/0001_01_01_000000_create_users_table.php b/database/migrations/0001_01_01_000000_create_users_table.php
index 2c296af..6cab09a 100644
--- a/database/migrations/0001_01_01_000000_create_users_table.php
+++ b/database/migrations/0001_01_01_000000_create_users_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
diff --git a/database/migrations/0001_01_01_000002_create_failed_jobs_table.php b/database/migrations/0001_01_01_000002_create_failed_jobs_table.php
index 249da81..6e6fb6a 100644
--- a/database/migrations/0001_01_01_000002_create_failed_jobs_table.php
+++ b/database/migrations/0001_01_01_000002_create_failed_jobs_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
diff --git a/database/migrations/2021_01_30_102537_create_portfolios_table.php b/database/migrations/2021_01_30_102537_create_portfolios_table.php
index 186d92f..ffa1828 100644
--- a/database/migrations/2021_01_30_102537_create_portfolios_table.php
+++ b/database/migrations/2021_01_30_102537_create_portfolios_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
diff --git a/database/migrations/2021_01_30_112537_create_portfolio_users_table.php b/database/migrations/2021_01_30_112537_create_portfolio_users_table.php
index 000dd1d..6a89869 100644
--- a/database/migrations/2021_01_30_112537_create_portfolio_users_table.php
+++ b/database/migrations/2021_01_30_112537_create_portfolio_users_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\Portfolio;
 use App\Models\User;
 use Illuminate\Database\Migrations\Migration;
diff --git a/database/migrations/2021_02_25_041221_create_market_data_table.php b/database/migrations/2021_02_25_041221_create_market_data_table.php
index 57038b1..c6504f6 100644
--- a/database/migrations/2021_02_25_041221_create_market_data_table.php
+++ b/database/migrations/2021_02_25_041221_create_market_data_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Database\Seeders\MarketDataSeeder;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
diff --git a/database/migrations/2021_02_25_041227_create_daily_change_table.php b/database/migrations/2021_02_25_041227_create_daily_change_table.php
index 6259975..de01173 100644
--- a/database/migrations/2021_02_25_041227_create_daily_change_table.php
+++ b/database/migrations/2021_02_25_041227_create_daily_change_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\Portfolio;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
diff --git a/database/migrations/2021_02_25_041236_create_dividends_table.php b/database/migrations/2021_02_25_041236_create_dividends_table.php
index 8c59eba..411a30a 100644
--- a/database/migrations/2021_02_25_041236_create_dividends_table.php
+++ b/database/migrations/2021_02_25_041236_create_dividends_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\MarketData;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
diff --git a/database/migrations/2021_02_25_041246_create_splits_table.php b/database/migrations/2021_02_25_041246_create_splits_table.php
index 774c422..6ce2f4f 100644
--- a/database/migrations/2021_02_25_041246_create_splits_table.php
+++ b/database/migrations/2021_02_25_041246_create_splits_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\MarketData;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
diff --git a/database/migrations/2021_02_25_041257_create_transactions_table.php b/database/migrations/2021_02_25_041257_create_transactions_table.php
index b7640eb..f1f6fce 100644
--- a/database/migrations/2021_02_25_041257_create_transactions_table.php
+++ b/database/migrations/2021_02_25_041257_create_transactions_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\MarketData;
 use App\Models\Portfolio;
 use Illuminate\Database\Migrations\Migration;
diff --git a/database/migrations/2021_09_06_014744_create_holdings_table.php b/database/migrations/2021_09_06_014744_create_holdings_table.php
index 450624e..2fc8092 100644
--- a/database/migrations/2021_09_06_014744_create_holdings_table.php
+++ b/database/migrations/2021_09_06_014744_create_holdings_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\MarketData;
 use App\Models\Portfolio;
 use Illuminate\Database\Migrations\Migration;
diff --git a/database/migrations/2024_07_30_012529_add_two_factor_columns_to_users_table.php b/database/migrations/2024_07_30_012529_add_two_factor_columns_to_users_table.php
index b490e24..4d35ad9 100644
--- a/database/migrations/2024_07_30_012529_add_two_factor_columns_to_users_table.php
+++ b/database/migrations/2024_07_30_012529_add_two_factor_columns_to_users_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
diff --git a/database/migrations/2024_07_30_012537_create_personal_access_tokens_table.php b/database/migrations/2024_07_30_012537_create_personal_access_tokens_table.php
index 29db28a..ccdd208 100644
--- a/database/migrations/2024_07_30_012537_create_personal_access_tokens_table.php
+++ b/database/migrations/2024_07_30_012537_create_personal_access_tokens_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
diff --git a/database/migrations/2024_10_18_000001_add_reinvestment_columns.php b/database/migrations/2024_10_18_000001_add_reinvestment_columns.php
index da2293f..0d484f3 100644
--- a/database/migrations/2024_10_18_000001_add_reinvestment_columns.php
+++ b/database/migrations/2024_10_18_000001_add_reinvestment_columns.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
diff --git a/database/migrations/2024_10_19_155635_create_connected_accounts_table.php b/database/migrations/2024_10_19_155635_create_connected_accounts_table.php
index bd9378c..f25361a 100644
--- a/database/migrations/2024_10_19_155635_create_connected_accounts_table.php
+++ b/database/migrations/2024_10_19_155635_create_connected_accounts_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\User;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
diff --git a/database/migrations/2024_10_23_000001_create_import_jobs_table.php b/database/migrations/2024_10_23_000001_create_import_jobs_table.php
index 84bdbb2..751de6b 100644
--- a/database/migrations/2024_10_23_000001_create_import_jobs_table.php
+++ b/database/migrations/2024_10_23_000001_create_import_jobs_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\User;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
diff --git a/database/migrations/2024_10_30_000001_create_ai_chats_table.php b/database/migrations/2024_10_30_000001_create_ai_chats_table.php
index 17010b8..08d7b18 100644
--- a/database/migrations/2024_10_30_000001_create_ai_chats_table.php
+++ b/database/migrations/2024_10_30_000001_create_ai_chats_table.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Models\User;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
diff --git a/database/migrations/2024_11_05_000001_add_user_admin_column.php b/database/migrations/2024_11_05_000001_add_user_admin_column.php
index 101a8d3..aa38521 100644
--- a/database/migrations/2024_11_05_000001_add_user_admin_column.php
+++ b/database/migrations/2024_11_05_000001_add_user_admin_column.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index d01a0ef..392c776 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Database\Seeders;
 
 use App\Models\User;
diff --git a/database/seeders/MarketDataSeeder.php b/database/seeders/MarketDataSeeder.php
index 8956fca..46e21b4 100644
--- a/database/seeders/MarketDataSeeder.php
+++ b/database/seeders/MarketDataSeeder.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Database\Seeders;
 
 use Illuminate\Database\Console\Seeds\WithoutModelEvents;
diff --git a/pint.json b/pint.json
new file mode 100644
index 0000000..a6491ac
--- /dev/null
+++ b/pint.json
@@ -0,0 +1,6 @@
+{
+    "preset": "laravel",
+    "rules": {
+        "declare_strict_types": true
+    }
+}
\ No newline at end of file
diff --git a/public/index.php b/public/index.php
index 947d989..d55a3b2 100644
--- a/public/index.php
+++ b/public/index.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use Illuminate\Http\Request;
 
 define('LARAVEL_START', microtime(true));
diff --git a/routes/api.php b/routes/api.php
index a00de46..eaf49c2 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Http\ApiControllers\HoldingController;
 use App\Http\ApiControllers\MarketDataController;
 use App\Http\ApiControllers\PortfolioController;
diff --git a/routes/console.php b/routes/console.php
index b002734..8660546 100644
--- a/routes/console.php
+++ b/routes/console.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 use App\Console\Commands\CaptureDailyChange;
 use App\Console\Commands\RefreshDividendData;
 use App\Console\Commands\RefreshMarketData;
diff --git a/routes/web.php b/routes/web.php
index 6169b37..1288374 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -1,13 +1,15 @@
 <?php
 
-use Illuminate\Support\Facades\View;
-use Illuminate\Support\Facades\Route;
-use App\Http\Controllers\HoldingController;
+declare(strict_types=1);
+
+use App\Http\Controllers\ConnectedAccountController;
 use App\Http\Controllers\DashboardController;
+use App\Http\Controllers\HoldingController;
+use App\Http\Controllers\InvitedOnboardingController;
 use App\Http\Controllers\PortfolioController;
 use App\Http\Controllers\TransactionController;
-use App\Http\Controllers\ConnectedAccountController;
-use App\Http\Controllers\InvitedOnboardingController;
+use Illuminate\Support\Facades\Route;
+use Illuminate\Support\Facades\View;
 use Laravel\Jetstream\Http\Controllers\Livewire\ApiTokenController;
 use Laravel\Jetstream\Http\Controllers\Livewire\PrivacyPolicyController;
 use Laravel\Jetstream\Http\Controllers\Livewire\TermsOfServiceController;
@@ -26,7 +28,7 @@ Route::middleware(['auth:sanctum', config('jetstream.auth_session')])->group(fun
     Route::get('/dashboard', [DashboardController::class, 'show'])->name('dashboard');
     Route::view('/import-export', 'import-export')
         ->name('import-export')
-        ->when(!config('investbrain.self_hosted'), function($route) {
+        ->when(! config('investbrain.self_hosted'), function ($route) {
             return $route->middleware('verified');
         });
 
@@ -44,7 +46,7 @@ Route::get('invite/{portfolio}/{user}', InvitedOnboardingController::class)->nam
 // Overwrites Jetstream routes
 Route::get('/user/api-tokens', [ApiTokenController::class, 'index'])
     ->name('api-tokens.index')
-    ->when(!config('investbrain.self_hosted'), function($route) {
+    ->when(! config('investbrain.self_hosted'), function ($route) {
         return $route->middleware('verified');
     });
 Route::get('/terms', [TermsOfServiceController::class, 'show'])->name('terms.show');
diff --git a/tests/Api/HoldingsTest.php b/tests/Api/HoldingsTest.php
index 1cdd137..d0a98df 100644
--- a/tests/Api/HoldingsTest.php
+++ b/tests/Api/HoldingsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests\Api;
 
 use App\Models\Holding;
diff --git a/tests/Api/PortfoliosTest.php b/tests/Api/PortfoliosTest.php
index 1339a2f..c81a1d3 100644
--- a/tests/Api/PortfoliosTest.php
+++ b/tests/Api/PortfoliosTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests\Api;
 
 use App\Models\Portfolio;
diff --git a/tests/Api/TransactionsTest.php b/tests/Api/TransactionsTest.php
index 19435e3..3f22d17 100644
--- a/tests/Api/TransactionsTest.php
+++ b/tests/Api/TransactionsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests\Api;
 
 use App\Models\Portfolio;
diff --git a/tests/ApiTokenPermissionsTest.php b/tests/ApiTokenPermissionsTest.php
index e268ef5..ef8dae8 100644
--- a/tests/ApiTokenPermissionsTest.php
+++ b/tests/ApiTokenPermissionsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/AuthenticationTest.php b/tests/AuthenticationTest.php
index b54c9c7..a173982 100644
--- a/tests/AuthenticationTest.php
+++ b/tests/AuthenticationTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/BrowserSessionsTest.php b/tests/BrowserSessionsTest.php
index af975f6..6d29ebb 100644
--- a/tests/BrowserSessionsTest.php
+++ b/tests/BrowserSessionsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/CaptureDailyChangeTest.php b/tests/CaptureDailyChangeTest.php
index 1b9db54..221ad69 100644
--- a/tests/CaptureDailyChangeTest.php
+++ b/tests/CaptureDailyChangeTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\DailyChange;
diff --git a/tests/ConnectedAccountTest.php b/tests/ConnectedAccountTest.php
index af5cbde..bbdcec7 100644
--- a/tests/ConnectedAccountTest.php
+++ b/tests/ConnectedAccountTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Http\Controllers\ConnectedAccountController;
diff --git a/tests/DashboardTest.php b/tests/DashboardTest.php
index c098ec0..98dbbb9 100644
--- a/tests/DashboardTest.php
+++ b/tests/DashboardTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\Holding;
diff --git a/tests/DeleteAccountTest.php b/tests/DeleteAccountTest.php
index a75aac8..c30b7b0 100644
--- a/tests/DeleteAccountTest.php
+++ b/tests/DeleteAccountTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/DividendsTest.php b/tests/DividendsTest.php
index e116f5a..e8bcaf6 100644
--- a/tests/DividendsTest.php
+++ b/tests/DividendsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\Dividend;
diff --git a/tests/EmailVerificationTest.php b/tests/EmailVerificationTest.php
index 4baa2cf..e31b294 100644
--- a/tests/EmailVerificationTest.php
+++ b/tests/EmailVerificationTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/FallbackInterfaceTest.php b/tests/FallbackInterfaceTest.php
index 7354801..6053fe2 100644
--- a/tests/FallbackInterfaceTest.php
+++ b/tests/FallbackInterfaceTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Interfaces\MarketData\AlphaVantageMarketData;
diff --git a/tests/ImportExportTest.php b/tests/ImportExportTest.php
index 9e4446a..9d2e6b8 100644
--- a/tests/ImportExportTest.php
+++ b/tests/ImportExportTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Exports\BackupExport;
diff --git a/tests/PasswordConfirmationTest.php b/tests/PasswordConfirmationTest.php
index f3cb707..9830ac2 100644
--- a/tests/PasswordConfirmationTest.php
+++ b/tests/PasswordConfirmationTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/PasswordResetTest.php b/tests/PasswordResetTest.php
index d2d059e..830971f 100644
--- a/tests/PasswordResetTest.php
+++ b/tests/PasswordResetTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/PortfolioPolicyTest.php b/tests/PortfolioPolicyTest.php
index 00593d6..1028b45 100644
--- a/tests/PortfolioPolicyTest.php
+++ b/tests/PortfolioPolicyTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\Portfolio;
diff --git a/tests/PortfoliosTest.php b/tests/PortfoliosTest.php
index b9de91e..018d5e8 100644
--- a/tests/PortfoliosTest.php
+++ b/tests/PortfoliosTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\Portfolio;
diff --git a/tests/ProfileInformationTest.php b/tests/ProfileInformationTest.php
index 858983c..a04ef69 100644
--- a/tests/ProfileInformationTest.php
+++ b/tests/ProfileInformationTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/RegistrationTest.php b/tests/RegistrationTest.php
index 4cf1154..6869aa8 100644
--- a/tests/RegistrationTest.php
+++ b/tests/RegistrationTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use Illuminate\Foundation\Testing\RefreshDatabase;
diff --git a/tests/SplitsTest.php b/tests/SplitsTest.php
index e32b100..9b0ff28 100644
--- a/tests/SplitsTest.php
+++ b/tests/SplitsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\Holding;
diff --git a/tests/SyncDailyChangeTest.php b/tests/SyncDailyChangeTest.php
index 759c852..055d374 100644
--- a/tests/SyncDailyChangeTest.php
+++ b/tests/SyncDailyChangeTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\DailyChange;
diff --git a/tests/TestCase.php b/tests/TestCase.php
index f6e21ae..912ac40 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use Illuminate\Foundation\Testing\TestCase as BaseTestCase;
diff --git a/tests/TransactionsTest.php b/tests/TransactionsTest.php
index 8c387a3..9cd6b8d 100644
--- a/tests/TransactionsTest.php
+++ b/tests/TransactionsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\Holding;
diff --git a/tests/TwoFactorAuthenticationSettingsTest.php b/tests/TwoFactorAuthenticationSettingsTest.php
index cd5da7e..7c31980 100644
--- a/tests/TwoFactorAuthenticationSettingsTest.php
+++ b/tests/TwoFactorAuthenticationSettingsTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;
diff --git a/tests/UpdatePasswordTest.php b/tests/UpdatePasswordTest.php
index a9ac139..f97d10e 100644
--- a/tests/UpdatePasswordTest.php
+++ b/tests/UpdatePasswordTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Tests;
 
 use App\Models\User;