Configure Docker for dependabot

[martincostello]

Update Docker images with dependabot.

[Copilot]

Pull Request Overview

Adds Docker image updates to the existing Dependabot configuration and schedules them to run daily.

• Introduces a new docker package-ecosystem entry pointing at the .devcontainer directory
• Sets a daily schedule at 05:30 in the Europe/London timezone

Comments suppressed due to low confidence (1)

.github/dependabot.yml:4

• Dependabot expects directory paths to start with a /. Update this to directory: "/.devcontainer" so that it correctly targets the .devcontainer folder.

directory: ".devcontainer"

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.17%. Comparing base (f05d3dc) to head (0010737).
Report is 1 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1483   +/-   ##
=======================================
  Coverage   90.17%   90.17%           
=======================================
  Files          18       18           
  Lines         285      285           
  Branches       22       22           
=======================================
  Hits          257      257           
  Misses         20       20           
  Partials        8        8           

Flag	Coverage Δ
linux	90.17% <ø> (ø)
macos	90.17% <ø> (ø)
windows	90.17% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.