new functionality: Add project coding configuration feature for projects

database/migrations/2025_12_07_141030_create_project_coding_configs_table.php

@@ -0,0 +1,35 @@
+<?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('project_coding_configs', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('project_id')->constrained()->onDelete('cascade')->unique();
+            $table->string('format')->default('[PROJECT]-[TYPE]-[YEAR]-[SEQUENCE]');
+            $table->json('elements')->nullable(); // Elementos configurados del código
+            $table->integer('next_sequence')->default(1);
+            $table->string('year_format')->default('Y'); // Y, y, YY, yyyy
+            $table->string('separator')->default('-');
+            $table->integer('sequence_length')->default(4);
+            $table->boolean('auto_generate')->default(true);
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('project_coding_configs');
+    }
+};