Initial release for MCP Auth Proxy

What's Changed

• Add details to the repo by @Prabhjot-Sethi in #1
• Add MCP auth proxy with HMAC signing, SSE fallback, and tests by @Prabhjot-Sethi in #2
• Add Apache License 2.0 to the project by @Prabhjot-Sethi in #3
• Add CODEOWNERS file for repository ownership by @Prabhjot-Sethi in #4
• Update .gitignore to include additional patterns by @Prabhjot-Sethi in #5
• Add architecture details to repo by @Prabhjot-Sethi in #6
• Add Roadmap details for the project by @Prabhjot-Sethi in #7
• Restructure code to remove cmd directory by @Prabhjot-Sethi in #8
• Fix lint errors by @Prabhjot-Sethi in #9
• Add image build constructs to repo by @Prabhjot-Sethi in #10

New Contributors

• @Prabhjot-Sethi made their first contribution in #1

Full Changelog: https://github.com/go-core-stack/mcp-auth-proxy/commits/v0.0.1