config: add toasts for events

Loaded, load parse error, load failed, save failed
Also increase toast icon size

config/Config.qml

@@ -1,6 +1,7 @@
 pragma Singleton
 
 import qs.utils
+import Caelestia
 import Quickshell
 import Quickshell.Io
 
@@ -25,10 +26,30 @@ Singleton {
     property alias services: adapter.services
     property alias paths: adapter.paths
 
+    ElapsedTimer {
+        id: timer
+    }
+
     FileView {
         path: `${Paths.config}/shell.json`
         watchChanges: true
-        onFileChanged: reload()
+        onFileChanged: {
+            timer.restart();
+            reload();
+        }
+        onLoaded: {
+            try {
+                JSON.parse(text());
+                Toaster.toast(qsTr("Config loaded"), qsTr("Config loaded in %1ms").arg(timer.elapsedMs()), "rule_settings");
+            } catch (e) {
+                Toaster.toast(qsTr("Failed to load config"), e.message, "settings_alert", Toast.Error);
+            }
+        }
+        onLoadFailed: err => {
+            if (err !== FileViewError.FileNotFound)
+                Toaster.toast(qsTr("Failed to read config file"), FileViewError.toString(err), "settings_alert", Toast.Warning);
+        }
+        onSaveFailed: err => Toaster.toast(qsTr("Failed to save config"), FileViewError.toString(err), "settings_alert", Toast.Error)
 
         JsonAdapter {
             id: adapter

modules/utilities/toasts/ToastItem.qml

@@ -68,7 +68,7 @@ StyledRect {
             }
 
             implicitWidth: implicitHeight
-            implicitHeight: icon.implicitHeight + Appearance.padding.normal * 2
+            implicitHeight: icon.implicitHeight + Appearance.padding.smaller * 2
 
             MaterialIcon {
                 id: icon
@@ -84,7 +84,7 @@ StyledRect {
                         return Colours.palette.m3onError;
                     return Colours.palette.m3onSurfaceVariant;
                 }
-                font.pointSize: Appearance.font.size.large
+                font.pointSize: Math.round(Appearance.font.size.large * 1.2)
             }
         }