Update MCP Gateway to v0.0.76 #11258

Copilot · 2026-01-22T12:13:52Z

Bumps MCP Gateway from v0.0.74 to v0.0.76 to incorporate extensible server types, CLI enhancements, debug logging, credential sanitization, and variable expansion fixes.

Changes

Constants: Updated DefaultMCPGatewayVersion from v0.0.74 to v0.0.76 in pkg/constants/constants.go
Tests: Updated version expectation in pkg/constants/constants_test.go
Workflows: Recompiled 134 workflow lock files with new version references in:
- Docker image download steps: ghcr.io/githubnext/gh-aw-mcpg:v0.0.76
- MCP Gateway Docker command environment variables
- Workflow metadata awmg_version fields

v0.0.76 Highlights

New capabilities:

Custom schema validation for server types beyond stdio/http
Cobra CLI with verbosity flags (-v/--verbose) and shell completion
Request handler debug logging (DEBUG=server:*)

Security:

Docker command logs sanitize credentials (tokens, passwords, secrets)

Fixes:

Environment variable expansion now occurs before schema validation
Simplified authentication flow

Backwards-compatible upgrade. No breaking changes.

Original prompt

This section details on the original issue you should resolve

<issue_title>[ca] Update MCP Gateway to v0.0.76</issue_title>
<issue_description>## Version Update: MCP Gateway v0.0.74 → v0.0.76

Release Date: 2026-01-22
Timeline: 2 minor versions (v0.0.74 → v0.0.75 → v0.0.76)
Docker Image: ghcr.io/githubnext/gh-aw-mcpg:v0.0.76

Breaking Changes

None - This is a backwards-compatible feature and bug fix release.

New Features

✨ Extensible Server Types (#414)

Added customSchemas support for validating custom server configurations
Enables defining custom server types beyond standard stdio and http with JSON schema validation
Provides maximum flexibility for custom MCP server integrations

🔧 Enhanced CLI Experience (#415)

New Cobra-based CLI with validation hooks
Verbosity control via -v/--verbose flags
Shell completion support for bash, zsh, and fish shells
Improved user feedback and faster workflows

🔍 Debug Logging Infrastructure (#411)

Comprehensive debug logging in request handlers
Makes troubleshooting MCP routing and backend communication easier
Use DEBUG=server:* environment variable to see detailed request flows

Security Improvements

🔒 Credential Sanitization (#419)

Docker command logs now automatically sanitize sensitive environment variables
Prevents accidental exposure of tokens, passwords, and secrets in log files
Improves security posture for production deployments

Bug Fixes

Variable Expansion Fix (#416)

Environment variable expansion (${VAR_NAME}) now happens before schema validation
Allows dynamic configuration values in the container field
Resolves issues where variables in container configs were incorrectly rejected

Simplified Authentication (#418)

Removed unnecessary authentication wrapper layer
Clarified authentication flow and improved maintainability
Better version management and error type documentation

Testing & Quality

Smoke Test Improvements ([Custom Engine Test] Test Issue Created by Custom Engine #401, [Custom Engine Test] Test Pull Request - Custom Engine Safe Output #402, [Custom Engine Test] Test Pull Request - Custom Engine Safe Output #403): Updated MCP testing prompts and requirements for more reliable integration testing
Expanded Test Coverage ([Custom Engine Test] Test Issue Created by Custom Engine #405, [Custom Engine Test] Test Pull Request - Custom Engine Safe Output #413): Added comprehensive tests for DIFC AgentRegistry, AgentLabels methods, and configuration package
Repository Cleanup ([Custom Engine Test] Test Issue Created by Custom Engine #406): Removed temporary files and backup artifacts

Release Highlights Summary

This release brings significant improvements to:

Configuration flexibility with extensible server types and custom schemas
Security with credential sanitization in logs
Developer experience with enhanced CLI capabilities and debug logging
Reliability with bug fixes for variable expansion and authentication

Impact Assessment

Risk Level: Low

Affected Features:

MCP Gateway container deployment
Custom MCP server configurations
Debug logging and troubleshooting workflows

Migration Notes:

No breaking changes - drop-in replacement
Optional: Update workflows to use new -v/--verbose CLI flags for better debugging
Optional: Consider using customSchemas for custom server type validation
Optional: Set DEBUG=server:* environment variable for detailed request logging

Package Links

Docker Image: ghcr.io/githubnext/gh-aw-mcpg:v0.0.76
Repository: https://github.com/githubnext/gh-aw-mcpg
Release Notes: https://github.com/githubnext/gh-aw-mcpg/releases/tag/v0.0.76
Full Changelog: githubnext/gh-aw-mcpg@v0.0.74...v0.0.76

Merged PRs

Fix Serena MCP testing prompt in smoke tests gh-aw-mcpg#401 - Fix Serena MCP testing prompt in smoke tests
Update testing requirements in smoke-copilot.lock.yml gh-aw-mcpg#402 - Update testing requirements in smoke-copilot.lock.yml
updated lock gh-aw-mcpg#403 - updated lock
[test] Add tests for difc.AgentRegistry.GetOrCreate and AgentLabels methods gh-aw-mcpg#405 - [test] Add tests for difc.AgentRegistry.GetOrCreate and AgentLabels methods
Clean up root directory: remove temporary files and backup artifacts gh-aw-mcpg#406 - Clean up root directory: remove temporary files and backup artifacts
Add customSchemas support for extensible server types gh-aw-mcpg#414 - Add customSchemas support for extensible server types
Implement Cobra CLI enhancements: validation hooks, verbosity flags, completions gh-aw-mcpg#415 - Implement Cobra CLI enhancements: validation hooks, verbosity flags, completions
[log] Add debug logging to server/handlers.go gh-aw-mcpg#411 - [log] Add debug logging to server/handlers.go
[test-improver] Improve tests for config package gh-aw-mcpg#413 - [test-improver] Improve tests for config package
Fix variable expansion in container field before schema validation gh-aw-mcpg#416 - Fix variable expansion in container field before schema validation
Refactor: Remove authentication wrapper, clarify version management, document error types gh-aw-mcpg#418 - Refactor: Remove authentication wrapper, clarify version management, document error types
Sanitize credentials in Docker command logs gh-aw-mcpg#419 - Sanitize credentials in Docker command logs

Status

✅ **C...

Fixes [ca] Update MCP Gateway to v0.0.76 #11257

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Changeset

Type: patch
Description: Bump MCP Gateway to v0.0.76: update DefaultMCPGatewayVersion and recompile workflow lock files to reference ghcr.io/githubnext/gh-aw-mcpg:v0.0.76. This is a non-breaking dependency bump.

Ahoy! This treasure was crafted by 🏴‍☠️ Changeset Generator

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

github-actions · 2026-01-22T12:33:28Z

🎬 THE END — Smoke Claude MISSION: ACCOMPLISHED! The hero saves the day! ✨

github-actions · 2026-01-22T12:33:28Z

🎉 Yo ho ho! Changeset Generator found the treasure and completed successfully! ⚓💰

github-actions · 2026-01-22T12:33:31Z

📰 BREAKING: Smoke Copilot is now investigating this pull request. Sources say the story is developing...

github-actions · 2026-01-22T12:33:36Z

✨ The prophecy is fulfilled... Smoke Codex has completed its mystical journey. The stars align. 🌟

github-actions · 2026-01-22T12:37:21Z

GitHub MCP ✅ — [docs] docs: unbloat upgrading guide - 70% reduction; [docs] Document new gh aw list command
Serena MCP ✅
Playwright ✅
Tavily ✅
File write ✅
Bash cat ✅
Overall: PASS

AI generated by Smoke Codex

github-actions · 2026-01-22T12:37:29Z

Smoke Test Results

✅ GitHub MCP ([docs] docs: unbloat upgrading guide - 70% reduction #11276, [docs] Document new gh aw list command #11268)
✅ Serena MCP
✅ Playwright
✅ Bash Tool
✅ File Writing

Overall Status: PASS

@pelikhan @Copilot

AI generated by Smoke Copilot

github-actions · 2026-01-22T12:37:35Z

Smoke Test Results - Claude

✅ GitHub MCP
✅ Serena MCP
✅ Playwright
✅ Tavily
✅ File Writing
✅ Bash

Overall: PASS

AI generated by Smoke Claude

github-actions · 2026-01-22T12:37:44Z

📰 VERDICT: Smoke Copilot has concluded. All systems operational. This is a developing story. 🎤

github-actions · 2026-01-22T12:46:46Z

Smoke Test: Claude - PASS ✅

PR Update MCP Gateway to v0.0.76 #11258: Update MCP Gateway to v0.0.76
PR [docs] docs: unbloat upgrading guide - 70% reduction #11276: [docs] unbloat upgrading guide

Overall: PASS

AI generated by Smoke Claude

Initial plan

a8a5fca

Copilot AI assigned Copilot and pelikhan Jan 22, 2026

Copilot started work on behalf of pelikhan January 22, 2026 12:14 View session

Update MCP Gateway to v0.0.76 and recompile workflows

a6d2885

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Copilot AI changed the title ~~[WIP] Update MCP Gateway to version 0.0.76~~ Update MCP Gateway to v0.0.76 Jan 22, 2026

Copilot AI requested a review from pelikhan January 22, 2026 12:31

Copilot finished work on behalf of pelikhan January 22, 2026 12:31

pelikhan added the smoke label Jan 22, 2026

Add changeset [skip-ci]

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github-actions bot added smoke-codex smoke-copilot labels Jan 22, 2026

github-actions bot mentioned this pull request Jan 22, 2026

Smoke Test: Copilot - 21248589733 #11279

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github-actions bot mentioned this pull request Jan 22, 2026

Smoke Test: Claude - 21248589772 #11280

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pelikhan marked this pull request as ready for review January 22, 2026 12:38

pelikhan merged commit 7986ef4 into main Jan 22, 2026
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pelikhan deleted the copilot/update-mcp-gateway-to-v0-0-76 branch January 22, 2026 12:39

github-actions bot mentioned this pull request Jan 22, 2026

Smoke Test: Claude - 21248837972 #11281

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Changes

v0.0.76 Highlights

Breaking Changes

New Features

✨ Extensible Server Types (#414)

🔧 Enhanced CLI Experience (#415)

🔍 Debug Logging Infrastructure (#411)

Security Improvements

🔒 Credential Sanitization (#419)

Bug Fixes

Variable Expansion Fix (#416)

Simplified Authentication (#418)

Testing & Quality

Release Highlights Summary

Impact Assessment

Package Links

Merged PRs

Status

Changeset

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Smoke Test Results

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