Mermaid Diagrams - Zoom + Collapse + Drag

graph TD A[Start] --> B{Is it working?} B -- Yes --> C[Great!] B -- No --> D[Fix it] D --> B

graph TD A[Start] --> B{Is it working?} B -- Yes --> C[Great!] B -- No --> D[Fix it] D --> B

graph TD X --> Y Y --> Z Z --> X