Service process improvements

[jonah-iden]

Multiple improvements to the Service Process based on tests with https://github.com/eclipse-oct/oct-intellij

[Copilot]

Pull request overview

This PR enhances the Service Process implementation with improved binary data handling, better connection management, and more robust error handling based on testing with the IntelliJ OCT integration.

Key changes include:

• Refactored message handling to use explicit method-based handlers instead of generic OCP message wrappers
• Added binary data encoding/decoding infrastructure with BinaryData type and conversion utilities
• Improved collaboration instance lifecycle with proper cleanup and disposal

Reviewed changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
packages/open-collaboration-service-process/src/messages.ts	Removed generic OCP message types, added BinaryData infrastructure, new notifications (EditorOpenedNotification, PeerJoinedNotification, etc.), and GetDocumentContent request
packages/open-collaboration-service-process/src/message-handler.ts	Refactored to use method-based handlers with binary data conversion, added error handling for login/room operations, renamed variables for clarity
packages/open-collaboration-service-process/src/collaboration-instance.ts	Integrated normalized Yjs document handling, added document content retrieval, improved selection tracking with normalization, enhanced disposal logic
packages/open-collaboration-service-process/test/service.process.test.ts	Updated tests to use new binary data handling and method-based message handlers, added file read test, adjusted timeout
packages/open-collaboration-service-process/Readme.md	Added comprehensive documentation for usage, communication protocol, and binary data handling
.vscode/launch.json	Added debug configuration for attaching to service process
.editorconfig	Added XML file indentation configuration

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