fix: gif emoji uploading

fix: external image proxy

crates/core/src/model/mod.rs

@@ -66,9 +66,7 @@ impl Display for Error {
             Self::UsernameInUse => "Username in use".to_string(),
             Self::TitleInUse => "Title in use".to_string(),
             Self::QuestionsDisabled => "You are not allowed to ask questions there".to_string(),
-            Self::RequiresSupporter => {
-                "Only site supporters can upload GIF files as their avatar/banner".to_string()
-            }
+            Self::RequiresSupporter => "Only site supporters can do this".to_string(),
             _ => format!("An unknown error as occurred: ({:?})", self),
         })
     }