Add comprehensive startup script validation and enhanced pet system

- Enhanced start_petbot.sh with extensive validation and error checking
- Added emoji support to pet species system with database migration
- Expanded pet species from 9 to 33 unique pets with balanced spawn rates
- Improved database integrity validation and orphaned pet detection
- Added comprehensive pre-startup testing and configuration validation
- Enhanced locations with diverse species spawning across all areas
- Added dual-type pets and rarity-based spawn distribution
- Improved startup information display with feature overview
- Added background monitoring and validation systems

🤖 Generated with [Claude Code](https://claude.ai/code)

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

.claude/settings.local.json

@@ -10,7 +10,11 @@
       "Bash(pip3 install:*)",
       "Bash(apt list:*)",
       "Bash(curl:*)",
-      "Bash(git commit:*)"
+      "Bash(git commit:*)",
+      "Bash(sed:*)",
+      "Bash(grep:*)",
+      "Bash(pkill:*)",
+      "Bash(git add:*)"
     ],
     "deny": []
   }