vinkius-labs/mcp-fusion

v3.6.6 Breaking

This release includes breaking changes for platform teams planning a safe upgrade.

Published 2mo MCP Developer Tools

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✓ No known CVEs patched

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✓ No known CVEs patched in this version

Topics

mcp mcp-framework mcp-server model-context-protocol

Summary

AI summary

Minor fixes and improvements.

Full changelog

Refactored

ErrorUtils.toErrorMessage() — Centralized error message extraction, replacing 15 inline patterns across 10 files
ObservabilityHooks.ts — Extracted from GroupedToolBuilder.ts (SRP decomposition, -270 lines)
GovernanceObserver dedup — observe/observeAsync shared logic via finalize() helper (-60 lines)
ServerAttachment helpers — Extracted cloneAndRestoreFsm() and resolveSessionId() (-113 lines)
Unused imports cleanup — Removed 8 unused type imports from GovernanceObserver
eslint-disable rationale — All as-any casts now carry inline justification comments

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About vinkius-labs/mcp-fusion

A TypeScript framework for building production-ready MCP servers with automatic tool discovery, multi-transport support (stdio/SSE/HTTP), built-in validation, and zero-config setup.

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Related context

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Earlier breaking changes

v4.0.0 All packages now published under the `@mcpfusion` npm scope.
v4.0.0 GitHub repository renamed to vinkius-labs/mcpfusion; npm packages under @mcpfusion scope.
v4.0.0 All source code, documentation, CLI output, workflows, and npm packages now use the @mcpfusion scope.