agent fix

facade/container.go

@@ -47,7 +47,7 @@ type Facade struct {
 // it may be nil if catalogue env vars are not configured, in which case
 // catalogue endpoints will error at query time rather than at startup.
 // embedder may be nil too: scan-to-order then matches on words alone.
-func NewFacade(db *gorm.DB, catalogueDB *gorm.DB, embedder utils.Embedder, chat utils.Chat, agentsDir string) *Facade {
+func NewFacade(db *gorm.DB, catalogueDB *gorm.DB, embedder utils.Embedder, chat utils.Chat, agentsDir, assistantWhy string) *Facade {
 
 	// User Module
 	userRepo := repositories.NewUserRepository(db)
@@ -182,6 +182,11 @@ func NewFacade(db *gorm.DB, catalogueDB *gorm.DB, embedder utils.Embedder, chat
 	log.Printf("assistant: %d agents loaded %v", len(agents), services.AgentNames(agents))
 
 	assistantService := services.NewAssistantService(toolRegistry, chat, agents)
+	// Why there is no model, if there is not. Passed through so /assistant/status
+	// can name the missing variable instead of just saying no.
+	if setter, ok := assistantService.(interface{ SetUnavailableReason(string) }); ok && chat == nil {
+		setter.SetUnavailableReason(assistantWhy)
+	}
 	assistantController := controllers.NewAssistantController(assistantService)
 
 	// The second door. Same registry, same agents, same session — see