Ensure output directory is writable

Merge pull request #5 from jkager/jkager-patch-1

Fix path to gitstats

Merge pull request #4 from jkager/fix-workflow

Fix bug in release workflow

Merge pull request #3 from jkager/fix-release-drafter

Fix release drafter branch

Use string comparison

Set variable to 'true' or 'false'

Remove comparison

Compare with != true