feat: implement BankAccount management with CRUD operations and selection for tenants

app/Domains/Tenant/Models/Tenant.php

@@ -55,5 +55,21 @@ class Tenant extends Model
     {
         return $this->hasMany(Product::class, 'tenant_codigo', 'codigo');
     }
+
+    /**
+     * @return HasMany<BankAccount, $this>
+     */
+    public function bankAccounts(): HasMany
+    {
+        return $this->hasMany(BankAccount::class, 'tenant_code', 'codigo');
+    }
+
+    /**
+     * @return BelongsTo<BankAccount, $this>
+     */
+    public function selectedBankAccount(): BelongsTo
+    {
+        return $this->belongsTo(BankAccount::class, 'selected_bank_account_id');
+    }
 }