fix: consistent ordering of workspaces

Cargo.lock

@@ -500,6 +500,7 @@ dependencies = [
  "gtk4",
  "i18n-embed",
  "i18n-embed-fl",
+ "itertools",
  "libadwaita",
  "libcosmic",
  "log",

applets/cosmic-applet-workspaces/Cargo.toml

@@ -24,6 +24,7 @@ wayland-client = { version = "0.30.0-beta.8" }
 calloop = "*"
 nix = "*"
 log = "0.4"
+itertools = "0.10"
 
 [build-dependencies]
 gio = "0.15.10"

applets/cosmic-applet-workspaces/src/workspace_list/mod.rs

@@ -13,6 +13,7 @@ use gtk4::Inhibit;
 use gtk4::ListView;
 use gtk4::SignalListItemFactory;
 use gtk4::{gio, glib, prelude::*, subclass::prelude::*};
+use itertools::Itertools;
 
 mod imp;
 
@@ -75,7 +76,9 @@ impl WorkspaceList {
         let model_len = model.n_items();
         let new_results: Vec<glib::Object> = workspaces
             .workspace_list()
-            .into_iter()
+            .sorted_by(|a, b| {
+                a.0.cmp(&b.0)
+            })
             .filter_map(|w| {
                 // don't include hidden workspaces
                 if w.1 != 2 {