Add store and add hover title

What's Changed

• Add a store to persist repo data by @JerryHue in #125
• feat: extend hover title support by @MichaelCurrin in #127
• refactor: Update store by @MichaelCurrin in #126

New Contributors

• @JerryHue made their first contribution in #125

Full Changelog: v2.16.0...v2.17.0