Add Compare-Error to HTML-Report

Merge pull request #54 from VolumeGraphics/file-exist-checker

File exist checker

Merge pull request #53 from ChrisRega/main

Update json-diff to 0.6 seriesx

Merge pull request #50 from ChrisRega/0.6.0-more-image-compare-options

0.6.0 more image compare options and bugfix

Merge pull request #51 from ChrisRega/0.5-series-update-json-diff

Bump json-diff to 0.4.1 - fix compile warning

Merge pull request #47 from VolumeGraphics/fix-release-workflow

fix rust version in release workflow

Merge pull request #44 from VolumeGraphics/report-fixes

Report fixes

Merge pull request #43 from ChrisRega/0.5.1

Patchset-Release of 0.5.1 due to crash in json-diff on strange diffs.

Merge pull request #41 from ChrisRega/0.5.0-dev

Update json-diff library with array support, bump version for release…

Merge pull request #38 from VolumeGraphics/json_reporting

Add Json reporting, decouple reporting html from comparison logic