[GUIDE] add openenv agentic coding environment to infenerence providers (#2041)

* add guide draft

* update toc

* Update docs/inference-providers/guides/coding-environment.md

Co-authored-by: Sergio Paniego Blanco <sergiopaniegoblanco@gmail.com>

* Update docs/inference-providers/guides/coding-environment.md

Co-authored-by: Sergio Paniego Blanco <sergiopaniegoblanco@gmail.com>

* Update docs/inference-providers/guides/coding-environment.md

Co-authored-by: Sergio Paniego Blanco <sergiopaniegoblanco@gmail.com>

* Update docs/inference-providers/guides/coding-environment.md

Co-authored-by: Sergio Paniego Blanco <sergiopaniegoblanco@gmail.com>

* Update docs/inference-providers/guides/coding-environment.md

Co-authored-by: Sergio Paniego Blanco <sergiopaniegoblanco@gmail.com>

---------

Co-authored-by: Sergio Paniego Blanco <sergiopaniegoblanco@gmail.com>

Author: burtenshaw

docs/inference-providers/_toctree.yml

@@ -29,6 +29,8 @@
     title: VS Code with GitHub Copilot
   - local: guides/github-actions-code-review
     title: Automating Code Review with GitHub Actions
+  - local: guides/coding-environment
+    title: Agentic Coding Environments with OpenEnv
   - local: guides/evaluation-inspect-ai
     title: Evaluating Models with Inspect