Your adorable house would look great with a porch! You may need an architect's input because of the roof style. There would have to be the proper tie-in in order to make the porch roof look appropriate.

Maybe someone on here will do a mockup!

I don't think your little cape needs a porch but I would try and take it in this direction if you want a general upgrade in the curb appeal.

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A portico would work but you don't have the room between the door and roofline.

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I don't think what you want will add curb appeal to your cape. I would work on the landscaping and front walk. You could make a section of the walk wide enough for 2 chairs. Is the dark on the right dead lawn or asphalt? Get a full view storm door and paint it and the inside a color you love as everything goes with black and white. Yellow, red, blue etc