refactor: agent provider to use explicit type states (#8879)

ui/goose2/src/shared/i18n/locales/en/settings.json

@@ -207,9 +207,21 @@
   "providers": {
     "agents": {
       "description": "Agents handle your requests using their own tools and models",
+      "errors": {
+        "installVerificationFailed": "Install finished but the CLI was not found on PATH. You may need to restart your terminal."
+      },
       "installLabel": "Install {{name}}",
+      "progress": {
+        "installing": "Installing {{name}}...",
+        "step": "Step {{step}} of {{total}}",
+        "verifyingInstallation": "Verifying installation..."
+      },
       "signIn": "Sign in",
       "signInLabel": "Sign in to {{name}}",
+      "status": {
+        "checking": "Checking...",
+        "setupFailed": "Setup failed"
+      },
       "title": "Agents"
     },
     "description": "Connect agents and AI models to use with Goose",

ui/goose2/src/shared/i18n/locales/es/settings.json

@@ -207,9 +207,21 @@
   "providers": {
     "agents": {
       "description": "Los agentes manejan tus solicitudes usando sus propias herramientas y modelos",
+      "errors": {
+        "installVerificationFailed": "La instalación terminó, pero no se encontró la CLI en PATH. Puede que tengas que reiniciar tu terminal."
+      },
       "installLabel": "Instalar {{name}}",
+      "progress": {
+        "installing": "Instalando {{name}}...",
+        "step": "Paso {{step}} de {{total}}",
+        "verifyingInstallation": "Verificando instalación..."
+      },
       "signIn": "Iniciar sesión",
       "signInLabel": "Iniciar sesión en {{name}}",
+      "status": {
+        "checking": "Comprobando...",
+        "setupFailed": "La configuración falló"
+      },
       "title": "Agentes"
     },
     "description": "Conecta agentes y modelos de IA para usar con Goose",