fix: emailJS implementation

src/vite-env.d.ts

@@ -1,5 +1,16 @@
 /// <reference types="vite/client" />
 
+interface ImportMetaEnv {
+  readonly VITE_EMAILJS_SERVICE_ID: string
+  readonly VITE_EMAILJS_TEMPLATE_ID_ADMIN: string
+  readonly VITE_EMAILJS_TEMPLATE_ID_USER: string
+  readonly VITE_EMAILJS_PUBLIC_KEY: string
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv
+}
+
 declare module '*.module.css' {
   const classes: { [key: string]: string };
   export default classes;