feat: add environment configuration files and update API base URL handling for production

src/components/ThemeProvider.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useState } from 'react'
+import { useContext, useEffect, useState } from 'react'
 import { ThemeProviderContext, type Theme } from '@/contexts/ThemeContext'
 
 type ThemeProviderProps = {
@@ -49,3 +49,12 @@ export function ThemeProvider({
     </ThemeProviderContext.Provider>
   )
 }
+
+export const useTheme = () => {
+  const context = useContext(ThemeProviderContext)
+
+  if (context === undefined)
+    throw new Error('useTheme must be used within a ThemeProvider')
+
+  return context
+}