Release v1.7.8

What's Changed

• Update base image to v0.50.2 by @t-kikuc in #20
• Add sort-label-keys by @kj455 in #19

New Contributors

• @t-kikuc made their first contribution in #20
• @kj455 made their first contribution in #19

Full Changelog: v1.7.7...v1.7.8