v4.0.15

What's Changed

• test: remove all-panels test by @Proximyst in #773
• feat(acceptance): implement extensive PDF format tests by @Proximyst in #771
• feat(go): achieve parity in pdf.X options by @Proximyst in #774
• feat(go): propagate Accept-Language by @Proximyst in #775
• ci: build Go images by @Proximyst in #778
• feat(go): support env var configs by @Proximyst in #781
• test(acceptance): assert CSV does not change by @Proximyst in #779
• feat(go): let multiple stabilisation steps share reruns by @Proximyst in #787
• ci: use self-hosted runners for Docker by @Proximyst in #788
• feat(go): set GOMAXPROCS automatically by @Proximyst in #784
• test(acceptance): ensure geomap panels work by @Proximyst in #783
• feat(docker): update Chromium to 140.0.7339.185 by @Proximyst in #791

Full Changelog: v4.0.14...v4.0.15