{ "name": "Hiking Calorie Calculator", "short_name": "Hiking Calorie Calculator", "description": "Calculate calories burned hiking based on time, distance, elevation gain, trail terrain, and backpack weight.", "start_url": "/", "display": "standalone", "background_color": "#18221D", "theme_color": "#18221D", "icons": [ { "src": "/icon-192.png", "sizes": "192x192", "type": "image/png" }, { "src": "/icon-512.png", "sizes": "512x512", "type": "image/png" } ] }