update: init

src/hooks/use-theme.ts

@@ -0,0 +1,12 @@
+import { useContext } from "react";
+import { ThemeProviderContext } from "../components/ThemeProvider";
+
+export const useTheme = () => {
+  const context = useContext(ThemeProviderContext);
+
+  if (context === undefined) {
+    throw new Error("useTheme must be used within a ThemeProvider");
+  }
+
+  return context;
+};