Refactor mcp server, rename connect to

[tiginamaria]

Motivation and Context

• Rename connect to createSession in Server.kt to make naming more clear
• Add block to configure build to Server.kt
• Move sse test to jvm to be able to run, small test refactoring
• Introduce base integration test for sse server / client

How Has This Been Tested?

Breaking Changes

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

Checklist

• I have read the MCP Documentation
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have added or updated documentation as needed

Additional context

[devcrocod]

Please note that these changes are breaking changes