Preheat oven to 350°F.
Grease and line a jelly roll pan with parchment paper.
Whisk together flour, salt, baking powder, and lemon zest.
Beat butter and sugar until light and creamy.
Add eggs, vanilla, lemon oil, and lemon juice; mix until creamy.
Fold in dry ingredients just until incorporated.
Bake for 15-18 minutes until spongy; cool and roll.
Whip cream; beat cream cheese with sugar, zest, juice, and oil; fold in whipped cream. Spread filling over cake; roll tightly. Refrigerate, slice, and serve.