Improve some error descriptions

src/activitypub/actors/types.rs

@@ -230,7 +230,10 @@ impl Actor {
                         };
                     },
                     _ => {
-                        log_error(attachment, ValidationError("unsupported type"));
+                        log_error(
+                            attachment,
+                            ValidationError("unsupported attachment type"),
+                        );
                     },
                 };
             };

src/activitypub/handlers/announce.rs

@@ -79,6 +79,7 @@ pub async fn handle_announce(
             log::warn!("repost already exists: {}", repost_object_id);
             Ok(None)
         },
+        // May return "post not found" error if post if not public
         Err(other_error) => Err(other_error.into()),
     }
 }

src/activitypub/handlers/create.rs

@@ -176,7 +176,7 @@ pub async fn handle_note(
         },
         other_type => {
             log::warn!("discarding object of type {}", other_type);
-            return Err(ValidationError("unsupported type").into());
+            return Err(ValidationError("unsupported object type").into());
         },
     };