fix(app): fall back to icon.url in sidebar avatar (#18747)

packages/app/src/pages/layout/sidebar-items.tsx

@@ -43,7 +43,9 @@ export const ProjectIcon = (props: { project: LocalProject; class?: string; noti
         <Avatar
           fallback={name()}
           src={
-            props.project.id === OPENCODE_PROJECT_ID ? "https://opencode.ai/favicon.svg" : props.project.icon?.override
+            props.project.id === OPENCODE_PROJECT_ID
+              ? "https://opencode.ai/favicon.svg"
+              : props.project.icon?.override || props.project.icon?.url
           }
           {...getAvatarColors(props.project.icon?.color)}
           class="size-full rounded"