refactor(sidebar): clean up unused types and improve menu structure

- Removed legacy comments and unused type definitions from the sidebar component for better clarity.
- Added role information to user queries in the user router to enhance permission handling.
- Introduced a new schedule access permission in the RBAC schema and updated role permissions accordingly.
- Enhanced error messages in role management functions for improved user feedback.

packages/server/src/db/schema/rbac.ts

@@ -52,6 +52,12 @@ export const PERMISSIONS = {
 			description: "Access API",
 		},
 	},
+	SCHEDULES: {
+		ACCESS: {
+			name: "schedules:access",
+			description: "Access schedules",
+		},
+	},
 } as const;
 
 export const ownerPermissions = [
@@ -62,6 +68,7 @@ export const ownerPermissions = [
 	PERMISSIONS.SERVICE.CREATE,
 	PERMISSIONS.SERVICE.DELETE,
 	PERMISSIONS.TRAEFIK.ACCESS,
+	PERMISSIONS.SCHEDULES.ACCESS,
 ] as const;
 
 export const adminPermissions = [
@@ -74,6 +81,7 @@ export const adminPermissions = [
 	PERMISSIONS.TRAEFIK.ACCESS,
 	PERMISSIONS.DOCKER.VIEW,
 	PERMISSIONS.API.ACCESS,
+	PERMISSIONS.SCHEDULES.ACCESS,
 ] as const;
 
 export const memberPermissions = [