fix: Ensure CoreSystem.settingsWithOverrides is valid

Author: Julusian

meteor/server/migration/X_X_X.ts

@@ -310,6 +310,66 @@ export const addSteps = addMigrationSteps(CURRENT_SYSTEM_VERSION, [
 			}
 		},
 	},
+
+	{
+		id: 'Ensure CoreSystem.settingsWithOverrides is valid',
+		dependOnResultFrom: `convert CoreSystem.settingsWithOverrides`,
+		canBeRunAutomatically: true,
+		validate: async () => {
+			const systems = await CoreSystem.findFetchAsync({
+				$or: [
+					{
+						'settingsWithOverrides.defaults': { $exists: false },
+					},
+					{
+						'settingsWithOverrides.overrides': { $exists: false },
+					},
+				],
+			})
+
+			if (systems.length > 0) {
+				return 'settings must be converted to an ObjectWithOverrides'
+			}
+
+			return false
+		},
+		migrate: async () => {
+			const systems = await CoreSystem.findFetchAsync({
+				$or: [
+					{
+						'settingsWithOverrides.defaults': { $exists: false },
+					},
+					{
+						'settingsWithOverrides.overrides': { $exists: false },
+					},
+				],
+			})
+
+			for (const system of systems) {
+				const newSettings = wrapDefaultObject<ICoreSystemSettings>({
+					cron: {
+						casparCGRestart: {
+							enabled: false,
+						},
+						storeRundownSnapshots: {
+							enabled: false,
+						},
+					},
+					support: { message: '' },
+					evaluationsMessage: { enabled: false, heading: '', message: '' },
+				})
+
+				await CoreSystem.updateAsync(system._id, {
+					$set: {
+						settingsWithOverrides: {
+							...newSettings,
+							...system.settingsWithOverrides,
+						},
+					},
+				})
+			}
+		},
+	},
 ])
 
 interface PartialOldICoreSystem {