Initial commit: Ajarbot with optimizations

Features:
- Multi-platform bot (Slack, Telegram)
- Memory system with SQLite FTS
- Tool use capabilities (file ops, commands)
- Scheduled tasks system
- Dynamic model switching (/sonnet, /haiku)
- Prompt caching for cost optimization

Optimizations:
- Default to Haiku 4.5 (12x cheaper)
- Reduced context: 3 messages, 2 memory results
- Optimized SOUL.md (48% smaller)
- Automatic caching when using Sonnet (90% savings)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

config/scheduled_tasks.example.yaml

@@ -0,0 +1,90 @@
+# Scheduled Tasks Configuration (EXAMPLE)
+# Copy this to scheduled_tasks.yaml and customize with your values
+
+tasks:
+  # Morning briefing - sent to Slack/Telegram
+  - name: morning-weather
+    prompt: |
+      Good morning! Please provide a weather report and daily briefing:
+
+      1. Current weather (you can infer or say you need an API key)
+      2. Any pending tasks from yesterday
+      3. Priorities for today
+      4. A motivational quote to start the day
+
+      Keep it brief and friendly.
+    schedule: "daily 06:00"
+    enabled: true
+    send_to_platform: "telegram"
+    send_to_channel: "YOUR_TELEGRAM_USER_ID"  # Replace with your Telegram user ID
+
+  # Evening summary
+  - name: evening-report
+    prompt: |
+      Good evening! Time for the daily wrap-up:
+
+      1. What was accomplished today?
+      2. Any tasks still pending?
+      3. Preview of tomorrow's priorities
+      4. Weather forecast for tomorrow (infer or API needed)
+
+      Keep it concise and positive.
+    schedule: "daily 18:00"
+    enabled: false
+    send_to_platform: "telegram"
+    send_to_channel: "YOUR_TELEGRAM_USER_ID"
+
+  # Hourly health check (no message sending)
+  - name: system-health-check
+    prompt: |
+      Quick health check:
+
+      1. Are there any tasks that have been pending > 24 hours?
+      2. Is the memory system healthy?
+      3. Any alerts or issues?
+
+      Respond with "HEALTHY" if all is well, otherwise describe the issue.
+    schedule: "hourly"
+    enabled: false
+    username: "health-checker"
+
+  # Weekly review on Friday
+  - name: weekly-summary
+    prompt: |
+      It's Friday! Time for the weekly review:
+
+      1. Major accomplishments this week
+      2. Challenges faced and lessons learned
+      3. Key metrics (tasks completed, etc.)
+      4. Goals for next week
+      5. Team shoutouts (if applicable)
+
+      Make it comprehensive but engaging.
+    schedule: "weekly fri 17:00"
+    enabled: false
+    send_to_platform: "slack"
+    send_to_channel: "YOUR_SLACK_CHANNEL_ID"
+
+  # Custom: Midday standup
+  - name: midday-standup
+    prompt: |
+      Midday check-in! Quick standup report:
+
+      1. Morning accomplishments
+      2. Current focus
+      3. Any blockers?
+      4. Afternoon plan
+
+      Keep it brief - standup style.
+    schedule: "daily 12:00"
+    enabled: false
+    send_to_platform: "slack"
+    send_to_channel: "YOUR_SLACK_CHANNEL_ID"
+
+# Configuration notes:
+# - schedule formats:
+#   - "hourly" - Every hour on the hour
+#   - "daily HH:MM" - Every day at specified time (24h format)
+#   - "weekly day HH:MM" - Every week on specified day (mon, tue, wed, thu, fri, sat, sun)
+# - send_to_platform: null = don't send to messaging (only log)
+# - username: Agent memory username to use for this task