postContext :: Tags -> Context String
postContext tags = localDateField defaultTimeLocale' timeZoneJST "date" "%Y/%m/%d %R"
                <> tagsField'       "tags"          tags
                <> descriptionField "description"   150
                <> imageField       "image"
                <> siteContext
                <> defaultContext
postContext :: Tags -> Context String
postContext tags = localDateField defaultTimeLocale' timeZoneJST "date" "%Y/%m/%d %R"
                <> tagsField'       "tags"          tags
                <> descriptionField "description"   150
                <> imageField       "image"
                <> siteContext
                <> defaultContext
postContext tags = localDateField defaultTimeLocale' timeZoneJST "date" "%Y/%m/%d %R"
                <> tagsField'       "tags"          tags
                <> descriptionField "description"   150
                <> imageField       "image"
                <> siteContext
                <> defaultContext