cleanup

src/front/banner/index.tsx

@@ -7,15 +7,17 @@ import { render } from 'react-dom'
 // @ts-ignore
 import chime from 'url:../assets/chime.mp3'
 
-const useKeyPress = (handler) => {
-  const handlerRef = useRef<(e: KeyboardEvent) => void>()
+const useKeyPress = (handler: (e: KeyboardEvent) => void) => {
+  const handlerRef = useRef<typeof handler>()
 
   useEffect(() => {
     handlerRef.current = handler
   }, [handler])
 
   useEffect(() => {
-    const fn = (event) => handlerRef.current(event)
+    const fn = (event: KeyboardEvent) => {
+      if (handlerRef.current) handlerRef.current(event)
+    }
     window.addEventListener('keydown', fn)
     return () => {
       window.removeEventListener('keydown', fn)

src/front/base.css

@@ -1,4 +1,3 @@
-/* @import 'hiq/dist/hiq.css'; */
 @import 'spectre.css/dist/spectre.min.css';
 @import 'tachyons/css/tachyons.min.css';
 

src/front/settings/About.tsx

@@ -1,4 +1,4 @@
-import React, { useCallback } from 'react'
+import React from 'react'
 
 import Link from './ExternalLink'