add file to lan paid off letter

app/Filament/Clusters/Loans/Resources/LoanPaidOffLetters/Schemas/LoanPaidOffLetterForm.php

@@ -7,6 +7,7 @@ use App\Modules\PhoneNumberVerification\Rules\PhoneNumberVerificationRule;
 use App\Modules\Region\Repositories\RegionRepository;
 use App\Modules\TurkmenPassport\Repositories\TurkmenPassportRepository;
 use Filament\Forms\Components\DatePicker;
+use Filament\Forms\Components\FileUpload;
 use Filament\Forms\Components\Hidden;
 use Filament\Forms\Components\RichEditor;
 use Filament\Forms\Components\Select;
@@ -160,6 +161,12 @@ class LoanPaidOffLetterForm
                             ->required()
                             ->maxLength(255)
                             ->columnSpan(6),
+                                
+                        FileUpload::make('loan_file')
+                            ->label(__('Loan paid off letter file'))
+                            ->columnSpan(2)
+                            ->maxSize(4096)
+                            ->columnSpan(2),
                     ]),
 
             ]);

app/Modules/LoanPaidOffLetter/Database/Migrations/2025_11_02_234441_add_loan_file_to_loan_paid_off_letters.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('loan_paid_off_letters', function (Blueprint $table) {
+            $table->string('loan_file')->nullable();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('loan_paid_off_letters', function (Blueprint $table) {
+            $table->dropColumn('loan_file');
+        });
+    }
+};

app/Modules/LoanPaidOffLetter/Models/LoanPaidOffLetter.php

@@ -26,6 +26,7 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
  * @property string $loan_contract_date
  * @property string $loan_amount
  * @property string $loan_reason
+ * @property null|string $loan_file
  * @property \Illuminate\Support\Carbon $created_at
  * @property \Illuminate\Support\Carbon $updated_at
  */