Add release notes for v2.14.4 and v2.14.5

[jlowin]

Adds changelog and updates.mdx entries for v2.14.4 (Package Deal) and v2.14.5 (Sealed Docket), which were missing from the docs.

[coderabbitai]

Walkthrough

This PR adds release documentation for two FastMCP versions. Version 2.14.5 (released Feb 3, 2026) documents a memory leak fix in the memory:// docket broker and updates the pydocket dependency to ≥0.17.2. Version 2.14.4 (released Jan 22, 2026) addresses a packaging dependency bug affecting fresh installations and includes backports from the 3.x branch related to $ref dereferencing in tool schemas and task capabilities location. Updates are added to both changelog.mdx and updates.mdx files.

Possibly related PRs

• Add release notes for v2.14.2 and v2.14.3 #2852: Both PRs add release entries for the 2.14.x series to the same documentation files
• Add changelog entries for v2.13.1 through v2.14.1 #2724: Both PRs update docs/changelog.mdx and docs/updates.mdx with new release/update blocks

🚥 Pre-merge checks | ✅ 2 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Description check	⚠️ Warning	The description is minimal and does not follow the provided template structure, missing required sections like Contributors Checklist and Review Checklist items.	Complete the description by including the Contributors Checklist and Review Checklist sections with appropriate items marked, as specified in the repository template.

✅ Passed checks (2 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title clearly and accurately summarizes the main change: adding release notes for two specific versions (v2.14.4 and v2.14.5) to the documentation.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch docs/release-notes-v2.14.4-v2.14.5

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[coderabbitai]

Actionable comments posted: 1

[coderabbitai]

⚠️ Potential issue | 🟡 Minor

🧩 Analysis chain

🏁 Script executed:

#!/bin/bash
rg -n "pydocket" -g '*pyproject.toml' -g '*requirements*.txt' -g '*setup.cfg' -g '*setup.py' -g '*poetry.lock' -g '*pdm.lock' -g '*uv.lock'

Repository: jlowin/fastmcp

Length of output: 842

---

Use consistent version notation for pydocket

Change the bullet to “≥0.17.2” to match the summary and project dependency.

Suggested fix

-* Bump pydocket to 0.17.2 (memory leak fix) by [`@chrisguidry`](https://github.com/chrisguidry) in [`#2992`](https://github.com/jlowin/fastmcp/pull/2992)
+* Bump pydocket to ≥0.17.2 (memory leak fix) by [`@chrisguidry`](https://github.com/chrisguidry) in [`#2992`](https://github.com/jlowin/fastmcp/pull/2992)

📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change

	Fixes a memory leak in the memory:// docket broker where cancelled tasks accumulated instead of being cleaned up. Bumps pydocket to ≥0.17.2.
	## What's Changed
	### Enhancements 🔧
	* Bump pydocket to 0.17.2 (memory leak fix) by [@chrisguidry](https://github.com/chrisguidry) in [#2992](https://github.com/jlowin/fastmcp/pull/2992)
	Fixes a memory leak in the memory:// docket broker where cancelled tasks accumulated instead of being cleaned up. Bumps pydocket to ≥0.17.2.
	## What's Changed
	### Enhancements 🔧
	* Bump pydocket to ≥0.17.2 (memory leak fix) by [`@chrisguidry`](https://github.com/chrisguidry) in [`#2992`](https://github.com/jlowin/fastmcp/pull/2992)