Support markdown in achievement descriptions (#1508)

# Before

![Screenshot from 2023-09-09 19-36-21](https://github.com/swarm-game/swarm/assets/261693/b126642a-1fdc-4eaf-9b17-53a5554a6ea9)

# After

![Screenshot from 2023-09-09 19-37-34](https://github.com/swarm-game/swarm/assets/261693/472e084c-51d8-49d9-9996-41f976617dfc)

src/Swarm/Game/Achievement/Definitions.hs

@@ -19,6 +19,8 @@ module Swarm.Game.Achievement.Definitions (
 import Data.Aeson
 import Data.Text (Text)
 import GHC.Generics (Generic)
+import Swarm.Language.Syntax (Syntax)
+import Swarm.Language.Text.Markdown (Document)
 import Swarm.Util
 
 -- | How hard do we expect the achievement to be?
@@ -39,7 +41,7 @@ data Quotation = Quotation
 -- | Flavor text to spice up the description of an achievement, either
 --   freeform text or a quotation.
 data FlavorText
-  = Freeform Text
+  = Freeform (Document Syntax)
   | FTQuotation Quotation
   deriving (Eq, Show, Generic, FromJSON, ToJSON)
 
@@ -58,7 +60,7 @@ data AchievementInfo = AchievementInfo
   -- ^ Explain the reference, e.g. in the form of a full quote
   -- from a movie, or something you might find
   -- in a fortune cookie
-  , attainmentProcess :: Text
+  , attainmentProcess :: Document Syntax
   -- ^ Precisely what must be done to obtain this achievement.
   , effort :: ExpectedEffort
   -- ^ How hard the achievement is expected to be.

src/Swarm/Game/Achievement/Description.hs

@@ -85,6 +85,6 @@ describe = \case
               "Lil Jon"
               "Fire up that loud / Another round of shots / Turn down for what?"
       )
-      "'turn down' without a compass. Congratulations, you are 'disoriented'. How are you supposed to move now?"
+      "`turn down` without a compass. Congratulations, you are \"disoriented\". How are you supposed to move now?"
       Easy
       True

src/Swarm/TUI/View/Achievement.hs

@@ -18,6 +18,7 @@ import Swarm.Game.Achievement.Description
 import Swarm.TUI.Model
 import Swarm.TUI.Model.UI
 import Swarm.TUI.View.Attribute.Attr
+import Swarm.TUI.View.Util (drawMarkdown)
 import Text.Wrap
 
 padAllEvenly :: Int -> Widget Name -> Widget Name
@@ -66,7 +67,7 @@ singleAchievementDetails attainedMap x =
   wasAttained = M.member x attainedMap
 
   renderFlavorTextWidget :: FlavorText -> Widget Name
-  renderFlavorTextWidget (Freeform t) = txtWrap t
+  renderFlavorTextWidget (Freeform t) = drawMarkdown t
   renderFlavorTextWidget (FTQuotation (Quotation author quoteContent)) =
     vBox
       [ txtWrap quoteContent
@@ -79,10 +80,9 @@ singleAchievementDetails attainedMap x =
   innerContent =
     vBox
       [ maybe emptyWidget (padAllEvenly 2 . renderFlavorTextWidget) $ humorousElaboration details
-      , txtWrap $
-          if wasAttained || not (isObfuscated details)
-            then attainmentProcess details
-            else "???"
+      , if wasAttained || not (isObfuscated details)
+          then drawMarkdown $ attainmentProcess details
+          else txt "???"
       , case M.lookup x attainedMap of
           Nothing -> emptyWidget
           Just attainment ->