README compatibility matrix
Keep compatibility tables readable when Markdown rendering is unavailable.
Markdown
# Runtime support
| Runtime | Minimum | Tested |
|:---|---:|:---:|
| Node.js | 20 | Yes |
| Bun | 1.1 | Yes |
| Deno | 1.42 | Partial | ASCII grid
Runtime support
+---------+---------+---------+
| Runtime | Minimum | Tested |
+---------+---------+---------+
| Node.js | 20 | Yes |
+---------+---------+---------+
| Bun | 1.1 | Yes |
+---------+---------+---------+
| Deno | 1.42 | Partial |
+---------+---------+---------+