Add Store instances

src/Geometry/ConvexPoly.hs

@@ -14,6 +14,8 @@ module Geometry.ConvexPoly (
     pointInPolyPoints,
 ) where
 
+import TH.Derive
+import Data.Store
 import Control.Lens
 import Data.Aeson
 import Data.Binary
@@ -32,7 +34,7 @@ data ConvexPoly = ConvexPoly
     , _cpRad :: Float
     }
     deriving (Eq, Ord, Show, Read, Generic, Flat)
-instance Binary ConvexPoly 
+$($(derive [d| instance Deriving (Store ConvexPoly ) |]))
 
 instance ToJSON ConvexPoly where
     toEncoding = genericToEncoding defaultOptions