{
    "name": "GridDown - Offline Tactical Navigation",
    "short_name": "GridDown",
    "version": "7.6.53",
    "description": "Professional-grade offline navigation and tactical mapping for emergency preparedness, search and rescue, and GPS-denied scenarios",
    "start_url": "/",
    "scope": "/",
    "id": "/",
    "lang": "en-US",
    "dir": "ltr",
    "display": "standalone",
    "display_override": ["standalone", "minimal-ui"],
    "orientation": "any",
    "background_color": "#0a0d14",
    "theme_color": "#0a0d14",
    "categories": ["navigation", "utilities", "productivity"],
    "prefer_related_applications": false,
    "handle_links": "preferred",
    "icons": [
        {
            "src": "icons/icon-192.png",
            "sizes": "192x192",
            "type": "image/png",
            "purpose": "any"
        },
        {
            "src": "icons/icon-192.png",
            "sizes": "192x192",
            "type": "image/png",
            "purpose": "maskable"
        },
        {
            "src": "icons/icon-512.png",
            "sizes": "512x512",
            "type": "image/png",
            "purpose": "any"
        },
        {
            "src": "icons/icon-512.png",
            "sizes": "512x512",
            "type": "image/png",
            "purpose": "maskable"
        },
        {
            "src": "icons/icon.svg",
            "sizes": "any",
            "type": "image/svg+xml",
            "purpose": "any"
        }
    ],
    "shortcuts": [
        {
            "name": "Search",
            "short_name": "Search",
            "description": "Search waypoints, routes, and actions",
            "url": "/?action=search",
            "icons": [{ "src": "icons/icon-192.png", "sizes": "192x192" }]
        },
        {
            "name": "Add Waypoint",
            "short_name": "Waypoint",
            "description": "Mark a new waypoint on the map",
            "url": "/?action=waypoint",
            "icons": [{ "src": "icons/icon-192.png", "sizes": "192x192" }]
        },
        {
            "name": "Compass",
            "short_name": "Compass",
            "description": "Open compass and bearing tools",
            "url": "/?action=compass",
            "icons": [{ "src": "icons/icon-192.png", "sizes": "192x192" }]
        },
        {
            "name": "Celestial Navigation",
            "short_name": "Celestial",
            "description": "Star chart and celestial navigation",
            "url": "/?action=celestial",
            "icons": [{ "src": "icons/icon-192.png", "sizes": "192x192" }]
        }
    ]
}