Update automation configuration and add weekly tips

- Update plist to use new project path structure
- Simplify plist by removing comments
- Add run_tip_generator.sh script for easier execution
- Update data directory path in weekly_tip_generator.py
- Add generated weekly tips from 2026-01-08
- Update generation history with latest run

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

data/generated_tips/generation_history.json

@@ -118,6 +118,13 @@
       "file": "weekly_tips_20260105_193143.csv",
       "avg_confidence": 0.5119966658358427,
       "avg_quality": 0.6260971285846824
+    },
+    {
+      "timestamp": "2026-01-08T09:00:29.474579",
+      "num_tips": 10,
+      "file": "weekly_tips_20260108_090029.csv",
+      "avg_confidence": 0.49425787623829,
+      "avg_quality": 0.6145839981272502
     }
   ]
 }