Add voiceSlice redux slice for voice icon state

src/app/store.js

@@ -1,8 +1,10 @@
 import { configureStore } from "@reduxjs/toolkit";
 import coreReducer from "../coreSlice";
+import voiceReducer from "../voiceSlice";
 
 export default configureStore({
 	reducer: {
 		core: coreReducer,
+		voice: voiceReducer,
 	},
 });

src/voiceSlice.js

@@ -0,0 +1,17 @@
+import { createSlice } from "@reduxjs/toolkit";
+
+export const voiceSlice = createSlice({
+	name: "voice",
+	initialState: {
+		recording: false,
+		text: null
+	},
+	reducers: {
+		setRecording: (state, action) => ({...state, recording: action.payload}),
+		setText: (state, action) => ({...state, text: action.payload}),
+	}
+});
+
+export const { setRecording, setText } = voiceSlice.actions;
+export const selectVoice = state => state.voice;
+export default voiceSlice.reducer;