Sistema de archivos multimedia: MediaManager, checkbox imágenes en mapa, modal visor, subida por feature/proyecto

database/migrations/2026_05_09_210000_create_media_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()
+    {
+        Schema::create('media', function (Blueprint $table) {
+            $table->id();
+            $table->morphs('mediable');           // project, phase, layer, feature
+            $table->string('name');
+            $table->string('file_path');
+            $table->string('file_type');           // image/jpeg, application/pdf, etc.
+            $table->string('file_extension', 10);
+            $table->unsignedInteger('file_size');
+            $table->enum('category', ['image', 'document', 'other'])->default('image');
+            $table->text('description')->nullable();
+            $table->json('metadata')->nullable();  // EXIF, GPS coords, etc.
+            $table->foreignId('uploaded_by')->constrained('users');
+            $table->timestamps();
+        });
+    }
+
+    public function down()
+    {
+        Schema::dropIfExists('media');
+    }
+};