docs: Add CLAUDE.md project memory with git conventions

- Set proper git author: Gunpal Jain <[email protected]>
- Define branch naming conventions (no 'claude' prefix)
- Document project structure and coding standards
- Ensure all future sessions use correct identity

CLAUDE.md

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+# Claude Code Project Memory
+
+## Git Conventions
+
+### Commit Authorship
+- **Author Name**: Gunpal Jain
+- **Author Email**: [email protected]
+- **Do NOT use "Claude" or "[email protected]"** - all commits should be authored by Gunpal Jain
+
+### Branch Naming
+- Use descriptive branch names without "claude" prefix
+- Preferred formats:
+  - `feature/description` - for new features
+  - `fix/description` - for bug fixes
+  - `refactor/description` - for refactoring
+  - `docs/description` - for documentation
+  - `mcp-integration` or similar descriptive names
+
+**Important**: Do NOT use "claude/" prefix in branch names unless technically required by the environment.
+
+### Commit Messages
+- Use conventional commit format: `type: description`
+- Types: `feat`, `fix`, `docs`, `refactor`, `test`, `chore`
+- Keep messages clear and professional
+- No need to mention "Claude" or AI assistance in commit messages
+
+## Repository Information
+
+### Project
+Google_GenerativeAI - Unofficial C# .NET SDK for Google Generative AI (Gemini) and Vertex AI
+
+### Owner
+- Name: Gunpal Jain
+- GitHub: gunpal5
+- Email: [email protected]
+
+### Key Directories
+- `/src/GenerativeAI/` - Core SDK
+- `/src/GenerativeAI.Tools/` - Tool implementations
+- `/src/GenerativeAI.Microsoft/` - Microsoft.Extensions.AI integration
+- `/samples/` - Example projects
+- `/tests/` - Test projects
+
+### Current Work
+MCP (Model Context Protocol) integration with support for all transport protocols (stdio, HTTP/SSE).
+
+### Code Style
+- C# with latest language features
+- Nullable reference types enabled
+- Comprehensive XML documentation
+- Follow existing patterns in the codebase
+
+## Notes
+- When creating PRs, ensure clear descriptions and link related issues
+- Run tests before committing (when possible)
+- Follow semantic versioning for releases