Template error while using Flask with blueprints

from flask import Blueprint, render_template

blueprint = Blueprint("blueprint", __name__, template_folder="../../templates")


@blueprint.route("/", methods=["GET", "POST"])
def index():
    return render_template("index.html")

from flask import Flask

from routes import blueprint


def create_app():
    app = Flask(__name__)
    app.register_blueprint(blueprint)
    return app


def _main():
    daemon_app = create_app()
    daemon_app.run(debug=True)


if __name__ == "__main__":
    _main()`