* Fix Dial function crash instance when there is no instance context in the ctx
* check ctx to fix. (#841)
* Feat: core.ToContext(ctx, v) for ctx initialization (#852)
* remove exported API: toContext
* Remove unnecessary API
* rework document for API
* fix: make sure the ctx is propagated to connections by detached connection
Co-authored-by: Shelikhoo <xiaokangwang@outlook.com>
Co-authored-by: rurirei <72071920+rurirei@users.noreply.github.com>