fix: Fixed theme types error

src/styles/darkTheme.ts

@@ -1,2 +1,3 @@
 import getTheme from "./getTheme";
-export default getTheme({ themeName: "dark" });
+const darkTheme: ReactUWP.ThemeType = getTheme({ themeName: "dark" });
+export default darkTheme;

src/styles/getStripedBackground.ts

@@ -1,4 +1,4 @@
-export default function getStripedBackground(size = 4, firstColor = "#000", secondColor = "hsla(0, 0%, 0%, 0.85)") {
+export default function getStripedBackground(size = 4, firstColor = "#000", secondColor = "hsla(0, 0%, 0%, 0.85)"): React.CSSProperties {
   return {
     background: `linear-gradient(45deg, ${firstColor} 25%, ${secondColor} 0px, ${secondColor} 50%, ${firstColor} 0px, ${firstColor} 75%, ${secondColor} 0px) 0% 0% / ${size}px ${size}px ${firstColor}`
   } as React.CSSProperties;

src/styles/lightTheme.ts

@@ -1,3 +1,3 @@
 import getTheme from "./getTheme";
-
-export default getTheme({ themeName: "dark" });
+const lightTheme: ReactUWP.ThemeType = getTheme({ themeName: "light" });
+export default lightTheme;