feat: global progress bar

Also fix me having no foresight and executing things
inside log::debug! macros

src/components/UpdateButton.vue

@@ -20,17 +20,15 @@ const install = async () => {
         });
     } catch (err) {
         if (props.pkg !== undefined) {
-            props.pkg.js.busy = false;
+            props.pkg.js.downloading = false;
         }
     }
-
-    //if (rv === 'Deferred') { /* download progress */ }
 };
 </script>
 
 <template>
     <Button
-        v-if="needsUpdate(pkg) && !pkg?.js.busy"
+        v-if="needsUpdate(pkg) && !pkg?.js.downloading"
         rounded
         icon="pi pi-download"
         severity="success"