Merge pull request #2491 from carbondigitalus/patch-1

docs(pipes): Add more detail for Joi Schema reference section

Author: kamilmysliwiec

content/pipes.md

@@ -294,6 +294,22 @@ In this case, we want to bind the pipe at the method call level. In our current
 2. Pass the context-specific Joi schema in the class constructor of the pipe
 3. Bind the pipe to the method
 
+Joi schema example:
+
+```typescript
+const createCatSchema = Joi.object({
+  name: Joi.string().required(),
+  age: Joi.number().required(),
+  breed: Joi.string().required(),
+})
+
+export interface CreateCatDto {
+  name: string;
+  age: number;
+  breed: string;
+}
+```
+
 We do that using the `@UsePipes()` decorator as shown below:
 
 ```typescript
@@ -314,6 +330,7 @@ async create(createCatDto) {
 
 > info **Hint** The `@UsePipes()` decorator is imported from the `@nestjs/common` package.
 
+ 
 #### Class validator
 
 > warning **Warning** The techniques in this section require TypeScript, and are not available if your app is written using vanilla JavaScript.