Merge branch 'development' into development-featSensorWiki

src/actions/boardAction.js

@@ -1,10 +1,15 @@
 import {
-    BOARD,
-  } from "./types";
+  BOARD,
+} from "./types";
+import mini_opacity from "../data/mini_opacity.png"
+import mcu_opacity from "../data/mcu_opacity.png"
 
 export const setBoard = (board) => (dispatch) => {
-    dispatch({
-      type: BOARD,
-      payload: board,
-    });
-  };
+  window.sessionStorage.setItem("board", board);
+  const root = document.querySelector(':root');
+  root.style.setProperty('--url', `url(${board === "mcu" ? mcu_opacity : mini_opacity})`);
+  dispatch({
+    type: BOARD,
+    payload: board,
+  });
+};