Add mcpName and server.json for MCP Registry

[leonid-shevtsov]

Changes

• Add mcpName: "io.mailtrap/mcp" to package.json for npm package-ownership proof
• Add root server.json with npm stdio transport and env var declarations
• Bump version to 0.4.1 across package.json, manifest.json, and src/config/index.ts

How to test

No QA needed — registry manifest and npm metadata only, no runtime behavior change.

Summary by CodeRabbit

Release Notes: Version 0.4.1

• Chores
  • Released version 0.4.1
  • Added server registry configuration with environment variable setup for API token and account credentials
  • Updated package metadata across configuration files

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 88e4d16d-4072-478f-8769-621d93ad2c24

📥 Commits

Reviewing files that changed from the base of the PR and between 6436cf9 and c8ffacc.

⛔ Files ignored due to path filters (1)

• package-lock.json is excluded by !**/package-lock.json

📒 Files selected for processing (5)

• CHANGELOG.md
• manifest.json
• package.json
• server.json
• src/config/index.ts

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📝 Walkthrough

Walkthrough

Version 0.4.1 release that introduces a new server.json configuration for official MCP Registry publishing under the io.mailtrap/mcp namespace. Version is bumped consistently across manifest, package, source config, and changelog documentation.

Changes

Version 0.4.1 Release with MCP Registry Support

Layer / File(s)	Summary
MCP Registry server configuration server.json	New server.json declares the io.mailtrap/mcp MCP server schema, metadata, npm package (mcp-mailtrap), stdio transport configuration, and environment variable requirements (MAILTRAP_API_TOKEN required, MAILTRAP_ACCOUNT_ID optional) for official MCP Registry publishing.
Version 0.4.1 release updates CHANGELOG.md, manifest.json, package.json, src/config/index.ts	Version bumped from 0.4.0 to 0.4.1 across all manifests and source configuration; changelog documents the release with notes on mcpName and server.json additions.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Possibly related PRs

• mailtrap/mailtrap-mcp#74: Version bump PR updating MCP_SERVER_VERSION (0.4.0→0.4.1) with coordinated manifest and changelog updates.
• mailtrap/mailtrap-mcp#42: Release version bump updating MCP_SERVER_VERSION in src/config/index.ts with corresponding package and manifest changes.
• mailtrap/mailtrap-mcp#70: Release PR synchronizing version updates to MCP_SERVER_VERSION across config, manifest, and package files.

Suggested reviewers

• IgorDobryn
• mklocek
• piobeny

Poem

🐰 Hop along to 0.4.1!
A registry entry, shiny and new,
server.json hops into view,
Version bumps coordinated true,
Official MCP, we've come through!

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately summarizes the main changes: adding mcpName and server.json files to support MCP Registry publishing.
Description check	✅ Passed	The description covers the key changes and testing requirements but is missing the 'Motivation' section specified in the template.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch MT-22174-mcp-registry-manifest

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