env function
get environment variable value based on key
Implementation
dynamic env(String key) {
String? value = d.env[key];
if (value == null) {
d.load();
value = d.env[key];
}
if (value != null) {
try {
var numValue = num.tryParse(value);
if (numValue != null && !numValue.isNaN) {
return numValue;
}
} catch (_) {}
}
return value;
}