docs: fix typo

content/techniques/cookies.md

@@ -26,7 +26,7 @@ You can pass several options to the `cookieParser` middleware:
 
 The middleware will parse the `Cookie` header on the request and expose the cookie data as the property `req.cookies` and, if a secret was provided, as the property `req.signedCookies`. These properties are name value pairs of the cookie name to cookie value.
 
-When secret is provided, this module will unsign and validate any signed cookie values and move those name value pairs from `req.cookies` into `req.signedCookies`. A signed cookie is a cookie that has a value prefixed with `s:`. Signed cookies that fail signature validation will have the value `false` instead of the tampered value.
+When a secret is provided, this module will unsign and validate any signed cookie values and move those name value pairs from `req.cookies` into `req.signedCookies`. A signed cookie is a cookie that has a value prefixed with `s:`. Signed cookies that fail signature validation will have the value `false` instead of the tampered value.
 
 With this in place, you can now read cookies from within the route handlers, as follows:
 
@@ -67,10 +67,7 @@ Once the installation is complete, register the `@fastify/cookie` plugin:
 import fastifyCookie from '@fastify/cookie';
 
 // somewhere in your initialization file
-const app = await NestFactory.create<NestFastifyApplication>(
-  AppModule,
-  new FastifyAdapter(),
-);
+const app = await NestFactory.create<NestFastifyApplication>(AppModule, new FastifyAdapter());
 await app.register(fastifyCookie, {
   secret: 'my-secret', // for cookies signature
 });
@@ -109,12 +106,10 @@ To provide a convenient, declarative way of accessing incoming cookies, we can c
 ```typescript
 import { createParamDecorator, ExecutionContext } from '@nestjs/common';
 
-export const Cookies = createParamDecorator(
-  (data: string, ctx: ExecutionContext) => {
-    const request = ctx.switchToHttp().getRequest();
-    return data ? request.cookies?.[data] : request.cookies;
-  },
-);
+export const Cookies = createParamDecorator((data: string, ctx: ExecutionContext) => {
+  const request = ctx.switchToHttp().getRequest();
+  return data ? request.cookies?.[data] : request.cookies;
+});
 ```
 
 The `@Cookies()` decorator will extract all cookies, or a named cookie from the `req.cookies` object and populate the decorated parameter with that value.