Update docs and changelog

CHANGELOG.md

@@ -10,6 +10,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+- Add support for `#[project(!Unpin)]`. This is equivalent to pin-project's [!Unpin](https://docs.rs/pin-project/latest/pin_project/attr.pin_project.html#unpin) option. ([#76](https://github.com/taiki-e/pin-project-lite/pull/76), thanks @matheus-consoli)
+
 ## [0.2.10] - 2023-07-02
 
 - Inline project methods. ([#74](https://github.com/taiki-e/pin-project-lite/pull/74), thanks @EFanZh)

README.md

@@ -105,13 +105,14 @@ description of the compile error.
 
 ### Different: No support for custom Unpin implementation
 
-pin-project supports this by [`UnsafeUnpin`][unsafe-unpin] and [`!Unpin`][not-unpin].
+pin-project supports this by [`UnsafeUnpin`][unsafe-unpin]. (`!Unpin` is supported by both [pin-project][not-unpin] and [pin-project-lite][not-unpin-lite].)
 
 ### Different: No support for tuple structs and tuple variants
 
 pin-project supports this.
 
 [not-unpin]: https://docs.rs/pin-project/1/pin_project/attr.pin_project.html#unpin
+[not-unpin-lite]: https://docs.rs/pin-project-lite/0.2/pin_project_lite/macro.pin_project.html#unpin
 [pin-project]: https://github.com/taiki-e/pin-project
 [unsafe-unpin]: https://docs.rs/pin-project/1/pin_project/attr.pin_project.html#unsafeunpin
 

src/lib.rs

@@ -98,13 +98,14 @@ description of the compile error.
 
 ### Different: No support for custom Unpin implementation
 
-pin-project supports this by [`UnsafeUnpin`][unsafe-unpin] and [`!Unpin`][not-unpin].
+pin-project supports this by [`UnsafeUnpin`][unsafe-unpin]. (`!Unpin` is supported by both [pin-project][not-unpin] and [pin-project-lite][not-unpin-lite].)
 
 ### Different: No support for tuple structs and tuple variants
 
 pin-project supports this.
 
 [not-unpin]: https://docs.rs/pin-project/1/pin_project/attr.pin_project.html#unpin
+[not-unpin-lite]: https://docs.rs/pin-project-lite/0.2/pin_project_lite/macro.pin_project.html#unpin
 [pin-project]: https://github.com/taiki-e/pin-project
 [unsafe-unpin]: https://docs.rs/pin-project/1/pin_project/attr.pin_project.html#unsafeunpin