Fix pre-commit script to properly handle multiple files and resolve ESLint warnings

vite-env.d.ts

@@ -0,0 +1,14 @@
+/// <reference types="vite/client" />
+
+interface ImportMetaEnv {
+  readonly VITE_APP_NAME: string;
+  readonly VITE_COUCHDB_URL: string;
+  readonly VITE_COUCHDB_USER: string;
+  readonly VITE_COUCHDB_PASSWORD: string;
+  readonly VITE_GOOGLE_CLIENT_ID: string;
+  readonly VITE_GITHUB_CLIENT_ID: string;
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv;
+}