Merge branch 'main' into dev

Merge pull request #129 from TEIC/dev

bump version number to 1.2.4

Merge pull request #85 from TEIC/dev

Merge fix to #81 and dependency updates

Merge pull request #80 from TEIC/dev

Merge recent changes in to main

Merge pull request #63 from TEIC/dev

Add new tei guidelines and stylesheets to docker image

Merge pull request #37 from TEIC/dev

Fix Epub3 Fileextension bug

Merge pull request #33 from TEIC/dev

New TEI versions: TEI P5 version 4.5.0 and Stylesheets version 7.54.0

Merge pull request #21 from TEIC/dev

Merge stable version 1.0.0

Merge pull request #16 from TEIC/dev

0.6.0

add better support for CORS as per #7