Merge pull request Stirling-Tools#699 from Stirling-Tools/pdfbox3

PDFBox v3 upgrade plus resolution to reversed text

Merge pull request Stirling-Tools#682 from Stirling-Tools/ebook

Ebook

Update releaseArtifacts.yml

Merge pull request Stirling-Tools#610 from Frooodle/fix

required false

Merge pull request Stirling-Tools#608 from Frooodle/overlay

messages

gradle changes

possible fixes for overlay

Update build.gradle

Update Dockerfile

Update view-pdf.html