v0.8.0

What's Changed

• refactoring of associated tools by @bsctl in #70
• default defrag schedule once a day by @bsctl in #71
• use defrag community script by @bsctl in #73
• app.kubernetes.io/instance as monitor job selector by @bsctl in #75
• document how to monitor by @bsctl in #76
• Service Account for scraping metrics by @bsctl in #78

Full Changelog: v0.7.0...v0.8.0