Failed config

api: [source /home/openclaw/.openclaw/workspace/tmp/esphome-monitor-6xqab35p/shys-collection/templates/hardware/heizungsbooster/esphome/heizungsbooster.yaml:80]
  encryption: 
    
    Encryption key must be base64 and 32 bytes long.
    key: !secret api_encryption_key

INFO ESPHome 2026.6.0-dev
INFO Reading configuration /home/openclaw/.openclaw/workspace/tmp/esphome-monitor-6xqab35p/shys-collection/templates/hardware/heizungsbooster/esphome/heizungsbooster.yaml...