initial version with basic model - todo implement logic

added a swagger-generator

deriving coupontype automatically

implemented cors for swagger to work

fixed product model

app/Main.hs

@@ -0,0 +1,11 @@
+module Main where
+
+import           App
+
+import           SwaggerGen
+
+main :: IO ()
+main = do genSwaggerDoc
+          run "host=localhost port=5432 user=msfuser dbname=coupon password="
+
+-- run "testSql.db"