chore(deps): Update ag2[mcp,openai] requirement from >=0.13.2 to >=0.13.4 in /a2a/slack_researcher

[dependabot]

Updates the requirements on ag2[mcp,openai] to permit the latest version.

Release notes

Sourced from ag2[mcp,openai]'s releases.

v0.13.4

Highlights

🛣️ Continuing the Path to v1.0

Three important Beta additions: serving an AG2 Agent as an MCP server, SkillPlugin with agentskills.io spec support, and a new Amazon Bedrock Beta client.

📍 Release Roadmap

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🔬 Beta Framework (autogen.beta)

🔌 AG2 Agent as an MCP Server

v0.13.0 added MCP support as a client: any AG2 Agent can now be served as an MCP server, with OAuth Resource Server authentication for production-grade access control. Enables any MCP client to use an AG2 Agent as a tool.

Docs: MCP Servers

🧰 SkillPlugin — agentskills.io Spec-Aligned Skills

• SkillPlugin – Give agents access to local skills aligned with the agentskills.io spec. Skills become a first-class, portable extension surface for AG2 Agents.

☁️ Amazon Bedrock Beta Client

• Amazon Bedrock Beta Client – New Beta client for Amazon Bedrock, bringing Bedrock into the Beta config architecture.

Usage

• Decoupled UsageEvent – New usage reporting via a decoupled UsageEvent for cleaner separation between LLM calls and usage tracking.

📔 Documentation

• 📔 Tweaked Beta cookbook examples for reliability.
• 📔 Added TealTiger governance integration example to ecosystem.

What's Changed

• ci: bump codecov-action to v7.0.0 (fixes bricked-keybase GPG key import failure by @​marklysze in ag2ai/ag2#2954
• feat(beta/skills): SkillPlugin + agentskills.io spec-aligned local skills by @​Lancetnik in ag2ai/ag2#2957
• docs(beta): Tweak cookbook examples for reliability by @​marklysze in ag2ai/ag2#2960
• fix(test): improve asyncio.sleep use reliability by @​marklysze in ag2ai/ag2#2961
• feat(beta/mcp): serve an AG2 Agent as an MCP server (+ OAuth Resource Server auth) by @​jsun-m in ag2ai/ag2#2937
• feat(beta): add usage reporting via decoupled UsageEvent by @​vvlrff in ag2ai/ag2#2952
• feat(beta): Amazon Bedrock client by @​marklysze in ag2ai/ag2#2959
• fix(beta/test): make concurrent-tool-execution test deterministic by @​marklysze in ag2ai/ag2#2964
• fix(beta): aggregation should only count conversational/work events by @​marklysze in ag2ai/ag2#2963
• Docs: Add TealTiger governance integration example by @​nagasatish007 in ag2ai/ag2#2962
• Version bump to 0.13.4 by @​marklysze in ag2ai/ag2#2966

New Contributors

... (truncated)

Commits

• ab58bdd Version bump to 0.13.4 (#2966)
• 6c5b149 Docs: Add TealTiger governance integration example (#2962)
• f6d091a fix(beta): aggregation should only count conversational/work events (#2963)
• da1f415 fix(test): make concurrent-tool-execution test deterministic (#2964)
• ee3b994 feat(beta): Amazon Bedrock client (#2959)
• 9a12011 feat(beta): add usage reporting via decoupled UsageEvent (#2952)
• a9bb0a5 feat(beta/mcp): serve an AG2 Agent as an MCP server (+ OAuth Resource Server ...
• fc17f70 fix(test): improve asyncio.sleep use reliability (#2961)
• 641bd7f docs(beta): Tweak cookbook examples for reliability (#2960)
• 4efdbc6 feat(beta/skills): SkillPlugin + agentskills.io spec-aligned local skills (#2...
• Additional commits viewable in compare view

[dependabot]

Superseded by #611.