docs: Updated references to Go (a2aproject#1202)

Author: ivanmkc

.github/actions/spelling/allow.txt

@@ -164,6 +164,7 @@ dbc
 dcda
 dcfa
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+deepwiki
 direnv
 docstrings
 documentai

README.md

@@ -51,6 +51,7 @@ As AI agents become more prevalent, their ability to interoperate is crucial for
 - 📝 **View the Specification:** [A2A Protocol Specification](https://a2a-protocol.org/latest/specification/)
 - Use the SDKs:
     - [🐍 A2A Python SDK](https://github.com/a2aproject/a2a-python) `pip install a2a-sdk`
+    - [🐿️ A2A Go SDK](https://github.com/a2aproject/a2a-go) `go get github.com/a2aproject/a2a-go`
     - [🧑‍💻 A2A JS SDK](https://github.com/a2aproject/a2a-js) `npm install @a2a-js/sdk`
     - [☕️ A2A Java SDK](https://github.com/a2aproject/a2a-java) using maven
     - [🔷 A2A .NET SDK](https://github.com/a2aproject/a2a-dotnet) using [NuGet](https://www.nuget.org/packages/A2A) `dotnet add package A2A`

docs/roadmap.md

@@ -29,7 +29,7 @@ As the A2A ecosystem matures, it becomes critical for the A2A community to have
 
 ### SDKs
 
-A2A Project currently hosts SDKs in four languages (Python, JS, Java, .NET) and contributors are adding more including Go (in progress).
+A2A Project currently hosts SDKs in five languages (Python, Go, JS, Java, .NET).
 
 ### Community best practices
 

docs/sdk/index.md

@@ -1,15 +1,15 @@
 # A2A SDK
 
-A2A currently hosts SDKs in four languages (Python, JS, Java, .NET) and contributors are adding more, including Go.
+A2A currently hosts SDKs in five languages (Python, Go, JS, Java, .NET).
 
 The following table lists the supported languages and their stability.
 
 | Language   | Support  |
 | :--------- | :------- |
 | Python     | [Stable](https://github.com/a2aproject/a2a-python) |
+| Go         | [Stable](https://github.com/a2aproject/a2a-go)     |
 | Java       | [Stable](https://github.com/a2aproject/a2a-java)   |
 | JavaScript | [Stable](https://github.com/a2aproject/a2a-js)     |
 | C#/.NET    | [Stable](https://github.com/a2aproject/a2a-dotnet) |
-| Go         | [In Progress](https://github.com/a2aproject/a2a-go)|
 
 The A2A project provides numerous samples across supported languages in the [a2a-samples repository](https://github.com/a2aproject/a2a-samples).