Option to add installment to contract/account to increace balance amount same as payment and can be deleted which will reduce balance amount by new amount of the installment deleted, call later added badge to show active call laters

database/migrations/2026_03_11_100000_create_installments_table.php

@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('installments', function (Blueprint $table): void {
+            $table->id();
+            $table->foreignId('account_id')->constrained('accounts')->cascadeOnDelete();
+            $table->decimal('amount', 20, 4);
+            $table->decimal('balance_before', 20, 4)->nullable();
+            $table->string('currency', 3)->default('EUR');
+            $table->string('reference', 100)->nullable();
+            $table->timestamp('installment_at')->nullable();
+            $table->json('meta')->nullable();
+            $table->foreignId('created_by')->nullable()->constrained('users')->nullOnDelete();
+            $table->foreignId('activity_id')->nullable()->constrained('activities')->nullOnDelete();
+            $table->softDeletes();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('installments');
+    }
+};

database/migrations/2026_03_11_100001_create_installment_settings_table.php

@@ -0,0 +1,26 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('installment_settings', function (Blueprint $table): void {
+            $table->id();
+            $table->string('default_currency', 3)->default('EUR');
+            $table->boolean('create_activity_on_installment')->default(false);
+            $table->foreignId('default_decision_id')->nullable()->constrained('decisions')->nullOnDelete();
+            $table->foreignId('default_action_id')->nullable()->constrained('actions')->nullOnDelete();
+            $table->string('activity_note_template', 255)->nullable();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('installment_settings');
+    }
+};