Monday, June 2 was the day the summer heat began shivering in its imaginary boots, as Juno Ryan and Emma Brandes brought something to Central City that’s sure to put the grueling heat in check: a snow-cone stand. During the month of March’s city council meeting, Juno and Emma applied for a 90-day food vendor permit, which they received. This isn’t where their snow-cone slinging journey began,…