Update codec and kernel dependencies

docs/plugin-template/src/lib.rs

@@ -30,16 +30,19 @@ impl CadModule for MyModule {
     fn title(&self) -> &'static str {
         "My Plugin"
     }
-    fn ribbon_groups(&self) -> Vec<RibbonGroup> {
-        vec![RibbonGroup {
-            title: "Tools",
-            tools: vec![RibbonItem::LargeTool(ToolDef {
-                id: "MP_HELLO",
-                label: "Hello",
-                icon: IconKind::Glyph("★"),
-                event: ModuleEvent::Command("MP_HELLO".to_string()),
-            })],
-        }]
+    fn ribbon_groups(&self) -> &[RibbonGroup] {
+        static GROUPS: std::sync::OnceLock<Vec<RibbonGroup>> = std::sync::OnceLock::new();
+        GROUPS.get_or_init(|| {
+            vec![RibbonGroup {
+                title: "Tools",
+                tools: vec![RibbonItem::LargeTool(ToolDef {
+                    id: "MP_HELLO",
+                    label: "Hello",
+                    icon: IconKind::Glyph("★"),
+                    event: ModuleEvent::Command("MP_HELLO".to_string()),
+                })],
+            }]
+        })
     }
 }