Add holiday and kids' automation scripts, including notifications and schedules

- Introduced holiday automations for Christmas and Halloween, including turning decorations on/off and playing music.
- Added day camp announcements and reminders for kids, including preparation and departure notifications.
- Created specific automation scripts for Declan and Jordyn, focusing on medication reminders and school preparations.
- Implemented daily schedules for kids during summer, with structured activities and announcements.
- Added blueprints for litter notifications and tank moisture interlocks to enhance home automation.
- Established a family schedule package to manage school dates and events effectively.

blueprints/automation/local/litter_low_notification.yaml

@@ -0,0 +1,41 @@
+blueprint:
+  name: Litter level - low notification
+  description: Notify once after a numeric litter level stays at or below its threshold for two minutes. Refilling above the threshold rearms the alert.
+  domain: automation
+  input:
+    litter_sensor:
+      name: Litter level sensor
+      selector:
+        entity:
+          domain: sensor
+    threshold:
+      name: Low level threshold (inclusive)
+      default: 65
+      selector:
+        number:
+          min: 0
+          max: 100
+    title:
+      name: Notification title
+      selector:
+        text: {}
+    message:
+      name: Notification message
+      selector:
+        text: {}
+trigger_variables:
+  litter_sensor: !input litter_sensor
+  threshold: !input threshold
+triggers:
+- trigger: template
+  value_template: >-
+    {{ is_number(states(litter_sensor))
+       and states(litter_sensor) | float(101) <= threshold | float(65) }}
+  for: '00:02:00'
+conditions: []
+actions:
+- action: notify.notify_events_cats
+  data:
+    title: !input title
+    message: !input message
+mode: single