By default, those files are served from a <abbr title="Content Delivery Network: A service, normally composed of several servers, that provides static files, like JavaScript and CSS. It's commonly used to serve those files from the server closer to the client, improving performance.">CDN</abbr>.

But it's possible to customize it, you can set a specific CDN, or serve the files yourself.

## Custom CDN for JavaScript and CSS

 *
 */
@Deprecated
public interface ClasspathTransformation {
    String ROLE = ClasspathTransformation.class.getName();

    /**
     * Transform Graph into a Collection of metadata objects that
     * could serve as a classpath for a particular scope
     *
     * @param dirtyGraph - dependency graph
     * @param scope - which classpath to extract
     * @param resolve - whether to resolve artifacts.

# Static Files

You can serve static files automatically from a directory using `StaticFiles`.

## Use `StaticFiles`

* Import `StaticFiles`.
* "Mount" a `StaticFiles()` instance in a specific path.

{* ../../docs_src/static_files/tutorial001.py hl[2,6] *}

/// note | "Technical Details"

You could also use `from starlette.staticfiles import StaticFiles`.

-with-nuxtjs-and-fastapi-series title: Building simple E-Commerce with NuxtJS and FastAPI - author: Rodrigo Arenas author_link: https://rodrigo-arenas.medium.com/ link: https://medium.com/analytics-vidhya/serve-a-machine-learning-model-using-sklearn-fastapi-and-docker-85aabf96729b title: "Serve a machine learning model using Sklearn, FastAPI and Docker" - author: Yashasvi Singh author_link: https://hashnode.com/@aUnicornDev link: https://aunicorndev.hashnode.dev/series/supafast-api title: "Building...

### Server Binaries

filename | sha512 hash
-------- | -----------
[kubernetes-server-linux-amd64.tar.gz](https://dl.k8s.io/v1.28.15/kubernetes-server-linux-amd64.tar.gz) | 62c6191ffad2dfd84e1e89026f47cadafab05ceec6f3535e6ba124edd11aaba98ab89636b8e5d02522bc08f63249b50b636f5ee208827425ba18cfe63e280019

### Server Binaries

filename | sha512 hash
-------- | -----------
[kubernetes-server-linux-amd64.tar.gz](https://dl.k8s.io/v1.30.6/kubernetes-server-linux-amd64.tar.gz) | d3d5b6b7347b3d80790ac58c57eb6f1a7be703a4c1a4507d694ac8adbc762e7d80ec070f4944a265e1dab7a94e9cb5975cc9cd7334d861c790320f94d49fadda

### Server Binaries

filename | sha512 hash
-------- | -----------
[kubernetes-server-linux-amd64.tar.gz](https://dl.k8s.io/v1.31.2/kubernetes-server-linux-amd64.tar.gz) | 3438d042424c370176a9d6441c86827aefbb786f7593147c8effcfd34bfa60944222045e36d055dc1864f687bcfcea2d91b5e4f78e651753c48796d10bd4c6c5

### Server Binaries

filename | sha512 hash
-------- | -----------
[kubernetes-server-linux-amd64.tar.gz](https://dl.k8s.io/v1.29.10/kubernetes-server-linux-amd64.tar.gz) | 1b45ea775c4888587ef7edc91b9388e547cc535496d58603f22b4ef18cbe52cfd54595419743eac397b89ebcc3bcb87b1a712bc9d4de147201bbda92c64ece5d

* 📝 Add External Link: Deploy FastAPI on Ubuntu and Serve using Caddy 2 Web Server. PR [#3572](https://github.com/tiangolo/fastapi/pull/3572) by [@tiangolo](https://github.com/tiangolo).
* 📝 Add External Link, replaces #1898. PR [#3571](https://github.com/tiangolo/fastapi/pull/3571) by [@tiangolo](https://github.com/tiangolo).

### Internal

browser("Browser")
proxy["Proxy on http://0.0.0.0:9999/api/v1/app"]
server["Server on http://127.0.0.1:8000/app"]

browser --> proxy
proxy --> server
```

/// tip

The IP `0.0.0.0` is commonly used to mean that the program listens on all the IPs available in that machine/server.

///

The docs UI would also need the OpenAPI schema to declare that this API `server` is located at `/api/v1` (behind the proxy). For example: