📄️ Request Flow
This diagram shows the end-to-end path of a single user message through the system — from the moment it hits the REST API to the final response.
📄️ Infrastructure
This diagram shows the system context — all external systems and how they connect to Booker4j.
📄️ Form Engine
This is the most detailed architectural diagram, covering the internal design of the form engine — from YAML configuration loading through parsing, tree construction, tool-based interaction, validation, and the conversation state machine.