For the cinnamon rolls:
2 tablespoons salted butter, melted
1/2 packed cup plus 2 tablespoons light brown sugar
1 teaspoon cinnamon
1 package crescent roll dough

For the glaze:
2 tablespoons salted butter, at room temperature
2 tablespoons cream cheese, at room temperature
1/2 lemon, juiced
1/2 teaspoon vanilla
1/2 cup powdered sugar, sifted