- Re-arrange term match modes to match order in toolbar
- Fix mislabelling of "Whole Words" and "Stemming" (swapped)

- Update Typescript, ESLint, and TypescriptESLint
- Use ESLint's "Flat" config
- Sync platform-specific manifests structure with `main`
- gitignore pnpm-lock.yaml

Keyword lists match modes fix

Use better dev practices and update packages

- Shift+click on a term control (content) is supposed to "jump" in
  reverse for that term, instead of forwards. When newly inserted, this
  did not happen.
- The duplicated code problem which caused this is fixed in 2.0.

Fix new term controls not recognising Shift+click

Replace named add-on ID with the UUID used for AMO

- browser_style has been deprecated and is not supported in manifest V3

Remove browser_style references from manifest.json

- Change licence from MIT to European Union Public Licence v. 1.2
- Rename LICENSE.md => LICENCE.md

Re-license under EUPL-1.2-or-later

- Add EUPL-1.2-or-later licence notice header to source files as a
  comment
  - Include ator-dev and Mark My Search contributors as authors

Add EUPL-1.2-or-later licence notice to files