feat: add solved threads

database/migrations/2026_01_24_120000_add_solved_to_threads_table.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('threads', function (Blueprint $table) {
+            $table->boolean('solved')->default(false)->after('body');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('threads', function (Blueprint $table) {
+            $table->dropColumn('solved');
+        });
+    }
+};