[Inference Providers] How to register as a provider (#1663)

* first version

* update tree

* fixes

* fix screenshot

* nit

* add js integration section

* fix

* fix snippet

* check if the issue comes from the snippet

* add snippet back

* review suggestions

* wording

* nit

* Update register-as-a-provider.md

Co-authored-by: Julien Chaumond <julien@huggingface.co>

* Update register-as-a-provider.md

Co-authored-by: Julien Chaumond <julien@huggingface.co>

* Update docs/inference-providers/register-as-a-provider.md

Co-authored-by: Julien Chaumond <julien@huggingface.co>

* Update docs/inference-providers/register-as-a-provider.md

Co-authored-by: Simon Brandeis <33657802+SBrandeis@users.noreply.github.com>

* Update docs/inference-providers/register-as-a-provider.md

Co-authored-by: Lucain <lucain@huggingface.co>

* Update docs/inference-providers/register-as-a-provider.md

Co-authored-by: Lucain <lucain@huggingface.co>

* Update docs/inference-providers/register-as-a-provider.md

Co-authored-by: Lucain <lucain@huggingface.co>

* Update next steps

* Update docs/inference-providers/register-as-a-provider.md

Co-authored-by: Victor Muštar <victor.mustar@gmail.com>

* Update docs/inference-providers/register-as-a-provider.md

Co-authored-by: Victor Muštar <victor.mustar@gmail.com>

* suggestion

---------

Co-authored-by: Julien Chaumond <julien@huggingface.co>
Co-authored-by: Simon Brandeis <33657802+SBrandeis@users.noreply.github.com>
Co-authored-by: Lucain <lucain@huggingface.co>
Co-authored-by: Victor Muštar <victor.mustar@gmail.com>

Author: 5 people

docs/inference-providers/_toctree.yml

@@ -8,6 +8,8 @@
     title: Hub integration
   - local: security
     title: Security
+  - local: register-as-a-provider
+    title: Register as an Inference Provider
 - title: API Reference
   sections:
   - local: tasks/index

docs/inference-providers/index.md

@@ -170,8 +170,8 @@ console.log(chatCompletion.choices[0].message);
 ## Next Steps
 
 In this introduction, we've covered the basics of Inference Providers. To learn more about this service, check out our guides and API Reference:
-- [Pricing and Billing](./pricing): everything you need to know about billing
+- [Pricing and Billing](./pricing): everything you need to know about billing.
 - [Hub integration](./hub-integration): how is Inference Providers integrated with the Hub?
-- [External Providers](./providers): everything about providers and how to become an official partner
-- [Hub API](./hub-api): high-level API for Inference Providers
+- [Register as an Inference Provider](./register-as-a-provider.md): everything about how to become an official partner. 
+- [Hub API](./hub-api): high-level API for Inference Providers.
 - [API Reference](./tasks/index): learn more about the parameters and task-specific settings.