docs: update for DeepSeek

Author: olimorris

README.md

@@ -28,7 +28,7 @@ Thank you to the following people:
 ## :sparkles: Features
 
 - :speech_balloon: [Copilot Chat](https://github.com/features/copilot) meets [Zed AI](https://zed.dev/blog/zed-ai), in Neovim
-- :electric_plug: Support for Anthropic, Copilot, Gemini, Ollama, OpenAI, Azure OpenAI, HuggingFace and xAI LLMs (or bring your own!)
+- :electric_plug: Support for Anthropic, Copilot, DeepSeek, Gemini, Ollama, OpenAI, Azure OpenAI, HuggingFace and xAI LLMs (or bring your own!)
 - :rocket: Inline transformations, code creation and refactoring
 - :robot: Variables, Slash Commands, Agents/Tools and Workflows to improve LLM output
 - :sparkles: Built in prompt library for common tasks like advice on LSP errors and code explanations

doc/index.md

@@ -18,7 +18,7 @@ CodeCompanion is a productivity tool which streamlines how you develop with LLMs
 ## Features
 
 - :speech_balloon: [Copilot Chat](https://github.com/features/copilot) meets [Zed AI](https://zed.dev/blog/zed-ai), in Neovim
-- :electric_plug: Support for Anthropic, Copilot, Gemini, Ollama, OpenAI, Azure OpenAI, HuggingFace and xAI LLMs (or bring your own!)
+- :electric_plug: Support for Anthropic, Copilot, DeepSeek, Gemini, Ollama, OpenAI, Azure OpenAI, HuggingFace and xAI LLMs (or bring your own!)
 - :rocket: Inline transformations, code creation and refactoring
 - :robot: Variables, Slash Commands, Agents/Tools and Workflows to improve LLM output
 - :sparkles: Built in prompt library for common tasks like advice on LSP errors and code explanations
@@ -32,6 +32,7 @@ The plugin uses [adapters](configuration/adapters) to connect to LLMs. Out of th
 
 - Anthropic (`anthropic`) - Requires an API key and supports [prompt caching](https://docs.anthropic.com/en/docs/build-with-claude/prompt-caching)
 - Copilot (`copilot`) - Requires a token which is created via `:Copilot setup` in [Copilot.vim](https://github.com/github/copilot.vim)
+- DeepSeek (`deepseek`) - Requires an API key
 - Gemini (`gemini`) - Requires an API key
 - HuggingFace (`huggingface`) - Requires an API key
 - Ollama (`ollama`) - Both local and remotely hosted