Some polyfills have been added but are not present in your dependencies.
Please run one of the following commands:
	npm install --save array.from@^1.1.0 array.of@^1.0.0 date@^2.0.0 math.acosh@^1.0.0 math.atanh@^1.0.0 math.cbrt@^1.0.0 math.clz32@^1.0.0 math.fround@^1.0.0 math.log1p@^1.0.1 math.sign@^2.0.0 number.isfinite@^1.0.0 number.isinteger@^1.0.0 number.isnan@^1.0.0 number.issafeinteger@^1.0.0 number.parsefloat@^1.0.0 number.parseint@^1.0.0 object-is@^1.1.2 object.assign@^4.1.0 object.defineproperties@^1.0.0 object.entries@^1.1.1 object.fromentries@^2.0.2 object.getownpropertydescriptors@^2.1.0 object.getprototypeof@^1.0.1 object.values@^1.1.1 reflect.apply@^1.0.0 reflect.getprototypeof@^1.0.0 reflect.ownkeys@^1.0.1 string.fromcodepoint@^1.0.0 string.raw@^1.0.1
	yarn add array.from@^1.1.0 array.of@^1.0.0 date@^2.0.0 math.acosh@^1.0.0 math.atanh@^1.0.0 math.cbrt@^1.0.0 math.clz32@^1.0.0 math.fround@^1.0.0 math.log1p@^1.0.1 math.sign@^2.0.0 number.isfinite@^1.0.0 number.isinteger@^1.0.0 number.isnan@^1.0.0 number.issafeinteger@^1.0.0 number.parsefloat@^1.0.0 number.parseint@^1.0.0 object-is@^1.1.2 object.assign@^4.1.0 object.defineproperties@^1.0.0 object.entries@^1.1.1 object.fromentries@^2.0.2 object.getownpropertydescriptors@^2.1.0 object.getprototypeof@^1.0.1 object.values@^1.1.1 reflect.apply@^1.0.0 reflect.getprototypeof@^1.0.0 reflect.ownkeys@^1.0.1 string.fromcodepoint@^1.0.0 string.raw@^1.0.1
