update keeps cycling through with no success after repeated restarts

**Describe the bug**

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https://goose-docs.ai/docs/troubleshooting

📦 To help us debug faster, attach your **diagnostics zip** if possible.
👉 How to capture it: https://goose-docs.ai/docs/troubleshooting/diagnostics-and-reporting/

A clear and concise description of what the bug is.

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**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

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**Expected behavior**
A clear and concise description of what you expected to happen.

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**Screenshots**
If applicable, add screenshots to help explain your problem.

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**Please provide the following information**
- **OS & Arch:** [e.g. Ubuntu 22.04 x86]
- **Interface:** [UI / CLI]
- **Version:** [e.g. v1.0.2]
- **Extensions enabled:** [e.g. Computer Controller, Figma]
- **Provider & Model:** [e.g. Google – gemini-1.5-pro]

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**Additional context**
Add any other context about the problem here.

Do not begin implementation until the issue reaches **Ready** on the [Goose Issues board](https://github.com/orgs/aaif-goose/projects/1).

The issue is a bug report template with no specific details on the update cycling problem. Check the linked Goose Issues board for status. If it reaches Ready, look for update-related code in the CLI or core agent logic, and examine logs or diagnostics to understand the failure loop.

Written by the indexing model from the issue text.