feat(market): add Minha Intenções tab with panel, hook, and badge

- Introduced "Minhas Intenções" tab visible only to logged-in users.
- Integrated MyPurchaseIntentionsPanel and useMyPurchaseIntentions hook.
- Added tab badge showing count of pending intentions.
- Extended session API to include user’s main character for downstream features.

lib/db/migrations/016_add_payment_method_change_count.sql

@@ -0,0 +1,13 @@
+-- Adicionar campo para contar trocas de método de pagamento
+ALTER TABLE purchase_intentions 
+ADD COLUMN IF NOT EXISTS payment_method_change_count INT DEFAULT 0;
+
+-- Atualizar registros existentes para 0
+UPDATE purchase_intentions 
+SET payment_method_change_count = 0 
+WHERE payment_method_change_count IS NULL;
+
+-- Adicionar índice para queries de verificação
+CREATE INDEX IF NOT EXISTS idx_purchase_intentions_buyer_listing 
+ON purchase_intentions(buyer_id, listing_id, status);
+

lib/db/migrations/run-migrations.ts

@@ -18,7 +18,8 @@ import { getPool, query, healthCheck } from "../index";
 const MIGRATIONS_DIR = join(__dirname, ".");
 
 // Lista de migrations em ordem
-const MIGRATIONS = [  "001_users.sql",
+const MIGRATIONS = [
+  "001_users.sql",
   "002_servers.sql",
   "003_fix_servers_location.sql",
   "004_listings.sql",
@@ -33,9 +34,11 @@ const MIGRATIONS = [  "001_users.sql",
   "013_add_trade_item_support.sql",
   "014_add_bid_increment.sql",
   "015_add_purchase_intentions.sql",
+  "016_add_payment_method_change_count.sql",
   "016_create_unified_items_table.sql",
   "017_add_items_foreign_key.sql",
-  "018_migrate_listings_to_unified_items.sql",];
+  "018_migrate_listings_to_unified_items.sql",
+];
 
 async function runMigrations() {
   console.log("🚀 Iniciando execução de migrations...\n");
@@ -84,7 +87,7 @@ async function runMigrations() {
       console.log(`📝 Executando migration: ${migrationFile}...`);
 
       // Ler arquivo SQL
-      const sql = readFileSync(migrationPath, "utf-8");
+      const sql = readFileSync(migrationPath, "utf-8").replace(/^\uFEFF/, "");
 
       // Executar migration
       await query(sql);