HelloWorldForked
This example demonstrates the foundational "Hello World" template for the VizHub V3 runtime, highlighting its interactive development workflow. The visualization itself is a minimalist text display, with the main interface showing a large, centered greeting whose font size can be dynamically adjusted by alt-dragging a number in the code editor. The page's entry point is a `main` function exported from `index.js` that takes a `container` DIV and uses `container.innerHTML` to render the text. The code sets up the environment without an `index.html`, instead relying on the `main` function and `options` object with `state` and `setState` for application management, while also referencing a separate `d3.html` file that constructs a simple bar chart using `d3.scaleBand` and `d3.axisBottom`.