Started replacing dayjs with Luxon, started refactoring Date module, added invertTrayColor to store migration

Author: ransome1

Diff for: package-lock.json

@@ -54,6 +54,7 @@
     "electron-store": "^10.0.1",
     "i18next": "^24.2.2",
     "jstodotxt": "1.0.0-alpha.3",
+    "luxon": "^3.5.0",
     "react": "^19.0.0",
     "react-autosuggest": "^10.1.0",
     "react-dom": "^19.0.0",
@@ -67,6 +68,7 @@
     "@electron-toolkit/eslint-config-prettier": "^3.0.0",
     "@electron-toolkit/eslint-config-ts": "^3.0.0",
     "@electron-toolkit/tsconfig": "^1.0.1",
+    "@types/luxon": "^3.4.2",
     "@types/node": "^22.13.5",
     "@types/react": "^19.0.10",
     "@types/react-dom": "^19.0.4",

Diff for: package.json

@@ -90,7 +90,7 @@ function createTodoObjects(fileContent: string | null): TodoObject[] | [] {
     const todoObject: TodoObject = createTodoObject(index, line)
 
     if (SettingsStore.get('notificationsAllowed') && todoObject.body && todoObject.due && !todoObject.complete) {
-      HandleNotification(dayjs(todoObject.due, 'YYYY-MM-DD'), todoObject.body, badge)
+      HandleNotification(todoObject.due, todoObject.body, badge)
     }
 
     return todoObject