Sensor greetings

- platform: template
  sensors:
    placeholder:
      value_template: ' '
    sidebar_greeting:
      value_template: >
        {% set time = now().hour %}
        {% if time <= 1 %} Good night {{'\U0001F611'}}
        {% elif time <= 3 %} Good night {{'\U0001F62A'}}
        {% elif time <= 5 %} Good night {{'\U0001F634'}}
        {% elif time <= 7 %} Good morning {{'\U0001F4A9'}}
        {% elif time <= 9 %} Good morning {{'\u2615\uFE0F'}}
        {% elif time <= 10 %} Good morning {{'\U0001F642'}}
        {% elif time <= 12 %} Good afternoon {{'\U0001F60A'}}
        {% elif time <= 15 %} Good afternoon {{'\U0001F60E'}}
        {% elif time <= 17 %} Good afternoon {{'\U0001F44B\U0001F3FB'}}
        {% elif time <= 19 %} Good evening {{'\U0001F44B\U0001F3FB'}}
        {% elif time <= 22 %} Good evening {{'\U0001F60C'}}
        {% elif time <= 23 %} Good evening {{'\U0001F974'}}
        {% else %} Good evening {{'\U0001F974'}}
        {% endif %}