make app database

database/migrations/2026_07_22_114854_create_loan_types_table.php

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+<?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::create('loan_types', function (Blueprint $table) {
+            $table->id();
+            $table->string('code')->unique();
+            $table->string('name');
+            $table->boolean('is_active')->default(true)->index();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('loan_types');
+    }
+};

database/migrations/2026_07_22_114858_create_stage_definitions_table.php

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+<?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::create('stage_definitions', function (Blueprint $table) {
+            $table->id();
+            $table->string('code')->unique();
+            $table->string('name');
+            $table->boolean('is_active')->default(true)->index();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('stage_definitions');
+    }
+};

database/migrations/2026_07_22_114901_create_workflow_configurations_table.php

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+<?php
+
+use App\Domain\Loan\Enums\WorkflowConfigurationStatus;
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('workflow_configurations', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('loan_type_id')->constrained()->restrictOnDelete();
+            $table->string('name');
+            $table->unsignedInteger('version');
+            $table->string('status')->default(WorkflowConfigurationStatus::Draft->value)->index();
+            $table->timestamp('published_at')->nullable()->index();
+            $table->foreignId('created_by')->nullable()->constrained('users')->nullOnDelete();
+            $table->timestamps();
+
+            $table->unique(['loan_type_id', 'version']);
+            $table->unique(['id', 'loan_type_id']);
+        });
+
+        if (DB::getDriverName() === 'pgsql') {
+            DB::statement("CREATE UNIQUE INDEX workflow_configurations_one_published_per_loan_type ON workflow_configurations (loan_type_id) WHERE status = 'PUBLISHED'");
+        }
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('workflow_configurations');
+    }
+};

database/migrations/2026_07_22_114906_create_workflow_configuration_steps_table.php

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+<?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::create('workflow_configuration_steps', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('workflow_configuration_id')->constrained()->restrictOnDelete();
+            $table->foreignId('stage_definition_id')->constrained()->restrictOnDelete();
+            $table->unsignedInteger('position');
+            $table->json('rules');
+            $table->boolean('is_enabled')->default(true);
+            $table->timestamps();
+
+            $table->unique(['workflow_configuration_id', 'position']);
+            $table->unique(['workflow_configuration_id', 'stage_definition_id']);
+            $table->unique(['id', 'workflow_configuration_id']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('workflow_configuration_steps');
+    }
+};

database/migrations/2026_07_22_114910_create_loans_table.php

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+<?php
+
+use App\Domain\Loan\Enums\LoanStatus;
+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::create('loans', function (Blueprint $table) {
+            $table->id();
+            $table->string('public_id')->unique();
+            $table->string('customer_id')->index();
+            $table->foreignId('loan_type_id');
+            $table->foreignId('workflow_configuration_id');
+            $table->foreignId('current_workflow_configuration_step_id')->nullable();
+            $table->unsignedBigInteger('amount');
+            $table->string('phone', 11);
+            $table->unsignedBigInteger('monthly_income');
+            $table->unsignedInteger('credit_score');
+            $table->boolean('has_guarantor');
+            $table->string('status')->default(LoanStatus::Submitted->value)->index();
+            $table->timestamps();
+
+            $table->foreign(['workflow_configuration_id', 'loan_type_id'])
+                ->references(['id', 'loan_type_id'])
+                ->on('workflow_configurations')
+                ->restrictOnDelete();
+            $table->foreign(['current_workflow_configuration_step_id', 'workflow_configuration_id'])
+                ->references(['id', 'workflow_configuration_id'])
+                ->on('workflow_configuration_steps')
+                ->restrictOnDelete();
+            $table->index('current_workflow_configuration_step_id');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('loans');
+    }
+};

database/migrations/2026_07_22_114915_create_loan_histories_table.php

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+<?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::create('loan_histories', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('loan_id')->constrained()->cascadeOnDelete();
+            $table->foreignId('workflow_configuration_step_id')->constrained()->restrictOnDelete();
+            $table->string('stage_code');
+            $table->json('rules_snapshot');
+            $table->string('result');
+            $table->string('reason');
+            $table->timestamp('executed_at')->index();
+            $table->timestamps();
+
+            $table->unique(['loan_id', 'workflow_configuration_step_id']);
+            $table->index(['loan_id', 'executed_at']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('loan_histories');
+    }
+};