qa: shared instances post release (#6893)

* fix: 20 user cap

* qa: invite modal dropdown + other + clamp limits

* fix: hide filters if just one type

* feat: update req banner

* feat: invite management frontend

* fix: moderation issues with shared instances

* feat: instance icon improvements

* fix: better offline handling

* fix: lint

* feat: show avatar in install to play modal

* feat: smaller qa points

* fix: fmt

* fix: fmt

* fix: yeet svg

* fix: 50 user limit

packages/app-lib/src/error.rs

@@ -124,6 +124,9 @@ pub enum ErrorKind {
     #[error("Shared instance unavailable: {0}")]
     SharedInstanceUnavailable(SharedInstanceUnavailableReason),
 
+    #[error("Shared instances API request failed: {0}")]
+    SharedInstancesApiError(String),
+
     #[error("Join handle error: {0}")]
     JoinError(#[from] tokio::task::JoinError),