feat: soporte multi-instancia Coolify en panel web

rest/controllers/coolify_controller.go

@@ -113,11 +113,11 @@ func coolifyProxy(c *fiber.Ctx, method, endpoint string) error {
 // ─── Página principal ─────────────────────────────────────────────────────────
 
 func CoolifyIndex(c *fiber.Ctx) error {
-	cfg, _ := models.GetCoolifyConfig()
+	cfgs, _ := models.GetAllCoolifyConfigs()
 	return c.Render("coolify", fiber.Map{
 		"user":    c.Locals("user").(map[string]interface{}),
 		"modules": c.Locals("userModules"),
-		"config":  cfg,
+		"configs": cfgs,
 	}, "layouts/main")
 }
 

rest/routes/user.go

@@ -192,6 +192,13 @@ func UserRoutes(app fiber.Router) {
 
 	// ─── Coolify API ──────────────────────────────────────────────────
 	protected.Get("/coolify", middlewares.MenuMiddleware, controllers.CoolifyIndex)
+	// Gestión de instancias Coolify (multi-instancia)
+	protected.Get("/coolify/configs", controllers.CoolifyListConfigs)
+	protected.Post("/coolify/configs", controllers.CoolifyCreateConfig)
+	protected.Put("/coolify/configs/:id", controllers.CoolifyUpdateConfig)
+	protected.Delete("/coolify/configs/:id", controllers.CoolifyDeleteConfig)
+	protected.Get("/coolify/configs/:id/test", controllers.CoolifyTestConfig)
+	// Compat legado (upsert sobre primer registro)
 	protected.Get("/coolify/config", controllers.CoolifyGetConfig)
 	protected.Post("/coolify/config", controllers.CoolifySaveConfig)
 	protected.Get("/coolify/health", controllers.CoolifyTestConnection)