fix: Change UpdatedAt data type to allow nullable values

cmd/main.go

@@ -173,6 +173,7 @@ func getAllTasks() ([]models.Task, error) {
 		SELECT id, text, completed, created_at, updated_at
 		FROM tasks
 		ORDER BY created_at DESC
+		LIMIT 1000
 	`
 
 	rows, err := pool.Query(ctx, sql)

internal/models/task.go

@@ -1,11 +1,15 @@
 package models
 
-import "time"
+import (
+	"time"
+	// "github.com/jackc/pgx/v5/pgtype"
+)
 
 type Task struct {
 	Id        int        `json:"id"`
 	Text      string     `json:"text"`
 	Completed bool       `json:"completed"`
 	CreatedAt time.Time  `json:"created_at"`
-	UpdatedAt time.Time `json:"updated_at"`
+	UpdatedAt *time.Time `json:"updated_at"`
+	// UpdatedAt pgtype.Timestamptz `json:"updated_at"` /* evaluar la posibilidad de utilizarlo */
 }