`form` supports `readonly` mode

[Air-Cooled]

This function solves the problem (这个功能解决的问题)

Convenient for direct switching between details and editing

Expected API (期望的 API)

Simplify the code or operation of details and editing switching.
In addition, no borders are required when read-only.
Like : https://procomponents.ant.design/components/field

[07akioni]

Planned but it would be huge amount of work, we will introduce it gradually.