app.json

{
	"name": "besticon-favicon-service",
	"description": "A favicon service written in Go",
	"repository": "https://github.com/mat/besticon",
	"website": "https://github.com/mat/besticon",
	"logo": "https://besticon-demo.herokuapp.com/icon.svg",
	"env": {
		"ADDRESS": {
			"value": "0.0.0.0",
			"description": "HTTP server listen address, defaults to 0.0.0.0"
		},
		"CACHE_SIZE_MB": {
			"value": "32",
			"description": "Size for the http://github.com/golang/groupcache, set to 0 to disable, defaults to 32"
		},
		"HOST_ONLY_DOMAINS": {
			"value": "*"
		},
		"CORS_ENABLED": {
			"value": "false",
			"description": "Enables the cors middleware, defaults to false"
		},
		"CORS_ALLOWED_HEADERS": {
			"value": " ",
			"description": "Comma-separated, passed to middleware"
		},
		"CORS_ALLOWED_METHODS": {
			"value": " ",
			"description": "Comma-separated, passed to middleware"
		},
		"CORS_ALLOWED_ORIGINS": {
			"value": " ",
			"description": "Comma-separated, passed to middleware"
		},
		"CORS_ALLOW_CREDENTIALS": {
			"value": " ",
			"description": "Boolean, passed to middleware"
		},
		"CORS_DEBUG": {
			"value": " ",
			"description": "Boolean, passed to middleware"
		},
		"HTTP_CLIENT_TIMEOUT": {
			"value": "5s",
			"description": "Timeout used for HTTP requests. Supports units like ms, s, m, defaults to 5s"
		},
		"HTTP_MAX_AGE_DURATION": {
			"value": "720h",
			"description": "Cache duration for all dynamically generated HTTP responses. Supports units like ms, s, m"
		},
		"HTTP_USER_AGENT": {
			"value": "Mozilla/5.0 (iPhone; CPU iPhone OS 10_0 like Mac OS X) AppleWebKit/602.1.38 (KHTML, like Gecko) Version/10.0 Mobile/14A5297c Safari/602.1",
			"description": "User-Agent used for HTTP requests, defaults to iPhone user agent string"
		},
		"POPULAR_SITES": {
			"value": "bing.com,github.com,instagram.com,reddit.com",
			"description": "Comma-separated list of domains used on /popular page"
		},
		"SERVER_MODE": {
			"value": "redirect",
			"description": "Set to `download` to proxy downloads through besticon or `redirect` to let browser to download instead, defaults to redirect"
		}
	}
}