feat: migration to TypeScript FINAL

Co-authored-by: Su-Yong <simssy2205@gmail.com>

plugins/navigation/back.ts

@@ -0,0 +1,39 @@
+import path from 'node:path';
+
+import { BrowserWindow } from 'electron';
+
+import { ACTIONS, CHANNEL } from './actions';
+
+import { injectCSS, listenAction } from '../utils';
+
+export function handle(win: BrowserWindow) {
+  injectCSS(win.webContents, path.join(__dirname, 'style.css'), () => {
+    win.webContents.send('navigation-css-ready');
+  });
+
+  listenAction(CHANNEL, (_, action) => {
+    switch (action) {
+      case ACTIONS.NEXT: {
+        if (win.webContents.canGoForward()) {
+          win.webContents.goForward();
+        }
+
+        break;
+      }
+
+      case ACTIONS.BACK: {
+        if (win.webContents.canGoBack()) {
+          win.webContents.goBack();
+        }
+
+        break;
+      }
+
+      default: {
+        console.log('Unknown action: ' + action);
+      }
+    }
+  });
+}
+
+export default handle;