add uuid support

cmd/main.go

@@ -12,7 +12,9 @@ import (
 	todohandler "gitea.michaelthomson.dev/mthomson/habits/internal/todo/handler"
 	todorepository "gitea.michaelthomson.dev/mthomson/habits/internal/todo/repository"
 	todoservice "gitea.michaelthomson.dev/mthomson/habits/internal/todo/service"
+	"github.com/jackc/pgx/v5"
 	"github.com/jackc/pgx/v5/pgxpool"
+	pgxuuid "github.com/jackc/pgx-gofrs-uuid"
 )
 
 func main() {
@@ -30,11 +32,21 @@ func main() {
 
 	// create db pool
 	postgresUrl := "postgres://todo:password@localhost:5432/todo"
-	// db, err := sql.Open("pgx", postgresUrl)
-	db, err := pgxpool.New(context.Background(), postgresUrl)
+	dbconfig, err := pgxpool.ParseConfig(postgresUrl)
 	if err != nil {
 		logger.Error(err.Error())
-		os.Exit(1);
+		os.Exit(1)
+	}
+
+	dbconfig.AfterConnect = func(ctx context.Context, conn *pgx.Conn) error {
+		pgxuuid.Register(conn.TypeMap())
+		return nil
+	}
+
+	db, err := pgxpool.NewWithConfig(context.Background(), dbconfig)
+	if err != nil {
+		logger.Error(err.Error())
+		os.Exit(1)
 	}
 
 	// run migrations