Documentation improvements #52
Description
- All docs need an example.
- Where it makes sense, redirect to module level docs.
- For example, on migration functions, redirect to top migration docs.
This allows reusing examples.
- For example, on migration functions, redirect to top migration docs.
- Add explanation of
#[index]and#[unique]order - Copy method docs to DatabaseAsync for use in ide
- split readme to corresponding trait docs