[WIP] StreamableHttpServerTransport implementation (#449)

# [WIP] StreamableHttpServerTransport implementation

- Implement StreamableHttpServerTransport for MCP spec
- Support both SSE streaming and direct HTTP JSON responses
- Add event store interface for resumability

> [!IMPORTANT]  
> The work is in progress. StreamableHttpServerTransport is not
production-ready yet!!!

Based on #235 

## How Has This Been Tested?
<!-- Have you tested this in a real application? Which scenarios were
tested? -->

## Breaking Changes
None

## Types of changes
- [ ] Bug fix (non-breaking change which fixes an issue)
- [x] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] Documentation update

## Checklist
- [x] I have read the [MCP
Documentation](https://modelcontextprotocol.io)
- [x] My code follows the repository's style guidelines
- [x] New and existing tests pass locally
- [x] I have added appropriate error handling
- [x] I have added or updated documentation as needed
This commit is contained in:
Pavel Gorgulov 2025-12-05 18:51:19 +01:00 • committed by GitHub
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@ -44,6 +44,9 @@ kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-
ktor-client-apache5 = { group = "io.ktor", name = "ktor-client-apache5", version.ref = "ktor" }
ktor-client-core = { group = "io.ktor", name = "ktor-client-core", version.ref = "ktor" }
ktor-client-logging = { group = "io.ktor", name = "ktor-client-logging", version.ref = "ktor" }
ktor-server-content-negotiation = { group = "io.ktor", name = "ktor-server-content-negotiation", version.ref = "ktor" }
ktor-client-content-negotiation = { group = "io.ktor", name = "ktor-client-content-negotiation", version.ref = "ktor" }
ktor-serialization = { group = "io.ktor", name = "ktor-serialization-kotlinx-json", version.ref = "ktor" }
ktor-server-core = { group = "io.ktor", name = "ktor-server-core", version.ref = "ktor" }
ktor-server-sse = { group = "io.ktor", name = "ktor-server-sse", version.ref = "ktor" }
ktor-server-websockets = { group = "io.ktor", name = "ktor-server-websockets", version.ref = "ktor" }