refactor i18n

client/src/Features/UI/uiSlice.js

@@ -24,7 +24,7 @@ const initialState = {
 	greeting: { index: 0, lastUpdate: null },
 	timezone: "America/Toronto",
 	distributedUptimeEnabled: false,
-	language: "gb",
+	language: "en",
 	starPromptOpen: true,
 };
 
@@ -57,7 +57,7 @@ const uiSlice = createSlice({
 		setTimezone(state, action) {
 			state.timezone = action.payload.timezone;
 		},
-		setLanguage(state, action) {
+		setLanguage: (state, action) => {
 			state.language = action.payload;
 		},
 		setStarPromptOpen: (state, action) => {