Release v0.14.0

[agentcore-devx-automation]

Release v0.14.0

This PR was automatically created by the release workflow.

Release type: Production
Base branch: main

Pre-merge Checklist

• Review CHANGELOG.md - ensure it has meaningful release notes
• Verify version numbers are correct in all files
• All CI checks are passing

Release Process

After merging this PR:

1. Package will be built and tested
2. Manual approval required before publishing to npm
3. GitHub release and tag created after publication

---

Triggered by @jesseturner21

[github-actions]

Coverage Report

Status	Category	Percentage	Covered / Total
🔵	Lines	43.71%	9266 / 21196
🔵	Statements	42.97%	9837 / 22891
🔵	Functions	40.36%	1593 / 3946
🔵	Branches	40.49%	6043 / 14921

Generated in workflow #3023 for commit 3047de1 by the Vitest Coverage Report Action

[Hweinstock]

Found regression in smoke test:

Error: Cannot find module '@aws-sdk/region-config-resolver'
Require stack:
- /local/home/hkobew/.local/share/mise/installs/node/20.19.5/lib/node_modules/@aws/agentcore/node_modules/@aws-sdk/client-sts/dist-cjs/index.js
- /local/home/hkobew/.local/share/mise/installs/node/20.19.5/lib/node_modules/@aws/agentcore/node_modules/@aws-cdk/toolkit-lib/lib/api/aws-auth/sdk.js
- /local/home/hkobew/.local/share/mise/installs/node/20.19.5/lib/node_modules/@aws/agentcore/node_modules/@aws-cdk/toolkit-lib/lib/api/aws-auth/private/index.js
- /local/home/hkobew/.local/share/mise/installs/node/20.19.5/lib/node_modules/@aws/agentcore/node_modules/@aws-cdk/toolkit-lib/lib/context-providers/ami.js
- /local/home/hkobew/.local/share/mise/installs/node/20.19.5/lib/node_modules/@aws/agentcore/node_modules/@aws-cdk/toolkit-lib/lib/context-providers/index.js
- /local/home/hkobew/.local/share/mise/installs/node/20.19.5/lib/node_modules/@aws/agentcore/node_modules/@aws-cdk/toolkit-lib/lib/api/cloud-assembly/private/context-aware-source.js
- /local/home/hkobew/.local/share/mise/installs/node/20.19.5/lib/node_modules/@aws/agentcore/node_modules/@aws-cdk/toolkit-lib/lib/api/cloud-assembly/source-builder.js

Do not merge PR until this is resolved.