add interested api endpoint

chipburners-club.cabal

@@ -52,6 +52,7 @@ executable chipburners-club
   -- Modules included in this executable, other than Main.
   other-modules:
     Ical
+    Interested
     Render
 
   -- LANGUAGE extensions used by modules in this package.
@@ -62,6 +63,7 @@ executable chipburners-club
 
   -- Other library packages from which modules are imported.
   build-depends:
+    aeson,
     base ^>=4.20.2.0,
     bytestring,
     containers,
@@ -71,6 +73,7 @@ executable chipburners-club
     scotty,
     text,
     time,
+    uuid,
     wai-middleware-static,
 
   -- Directories containing source files.