v0.9.0

What's Changed

• feat(forms): appearances in the document's fonts by @mhenrixon in #109
• fix(docs): keep the example fonts in the docs image by @mhenrixon in #110
• fix: image from an IO in plain Ruby, and bounded nesting for html, markdown and svg by @mhenrixon in #113
• docs: a Forms page by @mhenrixon in #111
• perf: text three times faster, tables twice, and a metrics gate in CI by @mhenrixon in #114
• feat(pdf): digital signatures (PAdES baseline B-B) by @mhenrixon in #112
• docs: changelog for 0.9.0 by @mhenrixon in #115

Full Changelog: v0.8.0...v0.9.0