Fix profile owner and runtime inheritance

desktop/src/features/profile/ui/UserProfilePanel.tsx

@@ -649,22 +649,25 @@ export function UserProfilePanel({
     onClose();
     onOpenAgentSession?.(effectivePubkey);
   }, [effectivePubkey, onClose, onOpenAgentSession]);
-
   const handleOpenChannel = React.useCallback(
     (channelId: string) => {
       void goChannel(channelId);
     },
     [goChannel],
   );
-
   const displayName = resolveProfileDisplayName({
     persona: resolvedPersona,
     profile,
     pubkey: effectivePubkey,
   });
+  const ownerProfile = ownerPubkey
+    ? ownerProfileQuery.data
+    : isOwner === true
+      ? currentProfileQuery.data
+      : undefined;
   const ownerHandle = resolveOwnerHandle(
-    ownerPubkey ? ownerProfileQuery.data : currentProfileQuery.data,
-    ownerPubkey ?? currentPubkey,
+    ownerProfile,
+    ownerPubkey ?? (isOwner === true ? currentPubkey : undefined),
   );
   const ownerDisplayName = ownerHandle
     ? isCurrentUserOwner || (!ownerPubkey && isOwner === true)
@@ -715,7 +718,6 @@ export function UserProfilePanel({
       onBack={() => setView("summary")}
     />
   );
-
   const headerActions = (
     <UserProfilePanelHeaderActions
       effectivePubkey={effectivePubkey}
@@ -724,7 +726,6 @@ export function UserProfilePanel({
       onClose={onClose}
     />
   );
-
   const profileBody = (
     <div
       className={cn(

desktop/src/features/profile/ui/UserProfilePanelUtils.test.mjs

@@ -179,7 +179,7 @@ test("personaManagedAgentUpdate leaves runtime fields alone when runtime is unch
   );
 });
 
-test("personaManagedAgentUpdate resets runtime fields when persona runtime is cleared", () => {
+test("personaManagedAgentUpdate leaves runtime inheritance when persona runtime is cleared", () => {
   assert.deepEqual(
     personaManagedAgentUpdate(
       agent({
@@ -206,9 +206,6 @@ test("personaManagedAgentUpdate resets runtime fields when persona runtime is cl
       name: "Fizz Prime",
       systemPrompt: "New prompt",
       model: "new-model",
-      agentCommand: "goose",
-      agentArgs: [],
-      mcpCommand: "",
     },
   );
 });

desktop/src/features/profile/ui/UserProfilePanelUtils.ts

@@ -296,7 +296,7 @@ function resolvePersonaManagedAgentRuntime(
   runtimes: readonly AcpRuntimeCatalogEntry[] | undefined,
 ) {
   if (!runtimes?.length) return undefined;
-  if (!runtimeId) return runtimes[0];
+  if (!runtimeId) return undefined;
   return runtimes.find((candidate) => candidate.id === runtimeId);
 }