v0.9.0

Release changes:

✨ New Features

• fa0629c - zeroconf auto discovery (commit by @andersevenrud)

🐛 Bug Fixes

• 844ccad - config_flow: missing return after discovery (commit by @andersevenrud)

📝 Documentation Changes

• 0ae1e1d - changelog: add v0.8.1 release info (commit by @andersevenrud)
• 4024149 - readme: update with auto discovery information (commit by @andersevenrud)

🔧 Chores

• 4663b65 - manifest: bump version (commit by @andersevenrud)