Release version 0.1.2.1

Prepare release v0.1.2.1:
- Update GopherMcp.csproj to version 0.1.2.1
- Update CHANGELOG.md: [Unreleased] -> [0.1.2.1] - 2026-03-31

gopher-orch version: 0.1.2

Changes in this release:

Author: RahulHere

CHANGELOG.md

@@ -8,6 +8,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+
+## [0.1.2.1] - 2026-03-31
+
 ## [0.1.2] - 2026-03-31
 
 ### Added
@@ -23,4 +26,4 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - xUnit tests
 
 [Unreleased]: https://github.com/gopher-security/gopher-mcp-csharp/compare/v0.1.0...HEAD
-[0.1.2]: https://github.com/GopherSecurity/gopher-mcp-csharp/compare/v0.1.0...v0.1.2
+[0.1.2.1]: https://github.com/GopherSecurity/gopher-mcp-csharp/compare/v0.1.0...v0.1.2.1[0.1.2]: https://github.com/GopherSecurity/gopher-mcp-csharp/compare/v0.1.0...v0.1.2

src/GopherMcp/GopherMcp.csproj

@@ -5,7 +5,7 @@
     <LangVersion>8.0</LangVersion>
     <Nullable>enable</Nullable>
     <PackageId>GopherMcp</PackageId>
-    <Version>0.1.2</Version>
+    <Version>0.1.2.1</Version>
     <Authors>GopherSecurity</Authors>
     <Company>GopherSecurity</Company>
     <Description>C# SDK for Gopher MCP - AI Agent orchestration framework with native performance</Description>