* Rename copilot-instructions.md to copilot.instructions.md

* refactor(i18n): improve locale handling (#72641)

* add indices (#72648)

* Update schema cache dump after schema changes.

* Restore Original Drone Cache (#72649)

* Restore Original Drone Cache

Follow-up to #68860,
which targeted a temporary cache file to minimize disruption.

* rebuild original cache image

* Revert "rebuild original cache image"

This reverts commit f323260.

* Font size updates for external file types (#72660)

* update stylesheet for external files

* add label and li

* script

* video tylsheet

* Revert "video tylsheet"

This reverts commit cbf9bf1.

* update external files

* update script

* delete script

* Video levels CSS change/markdown edit (#72662)

* Font size updates for free-response levels (#72667)

* Update application.scss

* remove updates from .text-match and .peer-review

* Update application.scss

* consolidate

* Update application.scss

* Adds a fairly complete Tanstack-query API using ky as a configurable transport. (#72026)

* Adds a fairly complete Tanstack-query API using ky as a configurable transport.

* Adds transports documentation.

* Commits yarn.lock.

* Type fixes for music lab

* Updates music-lab tests to wrap the mock transport.

* Update frontend/packages/core/src/api/QueryClientProvider.tsx

Co-authored-by: Stephen Liang <stephenliang@users.noreply.github.com>

* Update frontend/packages/core/src/api/bootstrapApiClient.ts

Co-authored-by: Stephen Liang <stephenliang@users.noreply.github.com>

* Apply suggestion from @wilkie

* Refactors the level properties request params and API calls.

* Determines level properties URL with type discrimination.

* Places @tanstack/react-query into catalog.

* Fixes type issue in design-system-storybook

* Fixes format issue.

---------

Co-authored-by: Stephen Liang <538214+stephenliang@users.noreply.github.com>
Co-authored-by: Stephen Liang <stephenliang@users.noreply.github.com>

* levelbuilder content changes (-robo-commit) (#72682)

Co-authored-by: Continuous Integration <dev@code.org>
Co-authored-by: Stephen Liang <538214+stephenliang@users.noreply.github.com>

* Update header font sizes for free-response questions (#72684)

* update header sizes

* revert header size changes for video and external

* remove header styling for free-response

* manually resolve merge conflict with levelbuilder

---------

Co-authored-by: Hannah Bergam <hannahbergam@gmail.com>
Co-authored-by: Artem Vavilov <artem.vavilov.7@gmail.com>
Co-authored-by: Code.org Deploy Systems <dev@code.org>
Co-authored-by: Mark Barnes <mark.barnes@code.org>
Co-authored-by: fisher-alice <107423305+fisher-alice@users.noreply.github.com>
Co-authored-by: Eric Aderhold <eric.aderhold@code.org>
Co-authored-by: alex-m-brown <alex.brown@code.org>
Co-authored-by: wilkie <david.wilkinson@code.org>
Co-authored-by: Stephen Liang <538214+stephenliang@users.noreply.github.com>
Co-authored-by: Stephen Liang <stephenliang@users.noreply.github.com>
Co-authored-by: Alice Fisher <alice.fisher@code.org>