Dependency Dashboard

This issue lists Renovate updates and detected dependencies. Read the [Dependency Dashboard](https://docs.renovatebot.com/key-concepts/dashboard/) docs to learn more.

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## Detected dependencies

pub

core/pubspec.yaml

- `mustache_template ^2.0.0`
- `characters ^1.2.0`
- `tuple ^2.0.0`
- `test ^1.20.1`

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- [ ] Check this box to trigger a request for Renovate to run again on this repository

Read the Renovate Dependency Dashboard documentation linked in the issue, then inspect core/pubspec.yaml and its listed dependencies. The issue contains no requested code change; completion would require a specific dependency update or maintenance task, which is not identified here.

Written by the indexing model from the issue text.