feat: refine metadata catalog workflows

frontend/src/shell/PiManagement.tsx

@@ -78,7 +78,7 @@ function ReadinessRail({ ready, configured, credentials, smokeState }: {
         state={credentials === "present" ? "ready" : "attention"}
       />
       <RailItem
-        label="Saved-config test"
+        label="Configuration test"
         value={smokeState === "passed" ? "Saved configuration test passed" : smokeState === "failed" ? "Saved configuration test failed" : "Saved configuration test not run"}
         state={smokeState === "passed" ? "ready" : smokeState === "failed" ? "attention" : "idle"}
       />
@@ -505,7 +505,7 @@ export function PiManagement({ open, onClose }: { open: boolean; onClose: () =>
                 ) : (
                   <div className="mt-4">
                     <div role="alert" aria-label="Pi configuration incomplete" className="rounded-md border border-amber-500/30 bg-amber-500/10 p-4 text-sm text-amber-900 dark:text-amber-200">
-                      <p className="font-semibold">No enabled provider and model choices are available.</p>
+                      <p className="font-semibold">No provider or model options are available.</p>
                       <p className="mt-1">Check the host-managed Pi model configuration, then retry this panel.</p>
                     </div>
                     <div className="mt-4 flex flex-wrap gap-2">