Ring the bell at the brick storefront across from a distressed South End warehouse and a door swings open to a heavenly vision. Blissful rooms in pale hues have glints of color from baby blue lamps and just the right amount of accessories. Abode owner Mary Miller scatters stylish linen pillows — their dressmaker details and crisp prints are luxurious — across sofas and soft chairs. Look for the bold flowers and graphic shapes of New York textile artist Judy Ross — her embroiderers use hand-dyed wool for nuances of color.