release_2.2

1. v2.2.1 (2024-01-24)

1.1 New Features

• upgrade ES to 8.12.0 and lighten the rpm (#23)

2. v2.2.0 (2023-11-28)

2.1 New Features

• bump elasticsearch from 7.17.5 to 7.17.12 (security update)
• upgrade elasticsearch from 7.17.12 to 8.11.0 (#19)
• upgrade elasticsearch from 7.17.12 to 8.11.0 (#20)