fit-pipeline/fit-pipeline-upload.js

import { access } from "node:fs/promises";
import gc  from "garmin-connect";

const args = process.argv.slice(2);
const fitFile = args[0];

(async () => {
    // Check if FIT file exists
    await access(fitFile);
    // Create a new Garmin Connect Client
    const GCClient = new gc.GarminConnect({
	username: process.env.GARMIN_USER || "david.nabraczky@gmail.com",
	password: process.env.GARMIN_PWD
    });
    // Uses credentials from garmin.config.json or uses supplied params
    await GCClient.login();
    await GCClient.uploadActivity(fitFile);
    console.log("Activity uploaded from file ", fitFile);
})();