release: update signature

Signed-off-by: Patrizio Bekerle <[email protected]>

doc: fix version number

#46 release: make changes for Nextcloud 28

release: update signature file

ci: add release ci job

Updated signature file (#41)

Update version text (#38)

Enable app for Nextcloud 23 (#36)

Enable app for Nextcloud 22

Try to fix more tests