add login/sign-up page with dark/light mode

node_modules/next/dist/build/load-entrypoint.d.ts

@@ -0,0 +1,17 @@
+/**
+ * Load the entrypoint file from the ESM directory and performs string
+ * replacements of the template variables specified in the `replacements`
+ * argument.
+ *
+ * For non-string replacements, the template should use the
+ * `declare const ${key}: ${type}` syntax. to ensure that the type is correct
+ * and the typescript can compile. You may have to use `@ts-expect-error` to
+ * handle replacement values that are related to imports.
+ *
+ * @param entrypoint the entrypoint to load
+ * @param replacements string replacements to perform
+ * @param injections code injections to perform
+ * @param imports optional imports to insert or set to null
+ * @returns the loaded file with the replacements
+ */
+export declare function loadEntrypoint(entrypoint: 'app-page' | 'app-route' | 'edge-app-route' | 'edge-ssr' | 'edge-ssr-app' | 'middleware' | 'pages' | 'pages-api', replacements: Record<`VAR_${string}`, string>, injections?: Record<string, string>, imports?: Record<string, string | null>): Promise<string>;