v0.15.12 - CoT Updates

• Chatbot - Update Chain of Thought (CoT) to check request before routing all prompts through the CoT process. Using /think always will force CoT for all requests. Additionally, CoT prompts updated for better responses. Bug fixes and other minor improvements including documentation.
• Chatbot updated docker image: jasonacox/chatbot:0.15.12

Full Changelog: v0.15.11...v0.15.12