[docs] add note about Alpha status right at the top (#971)

README.md

@@ -8,6 +8,8 @@ With GoToSocial, you can keep in touch with your friends, post, read, and share
   <img src="./docs/assets/sloth.png" width="300"/>
 </p>
 
+**GoToSocial is still [ALPHA SOFTWARE](https://en.wikipedia.org/wiki/Software_release_life_cycle#Alpha)**. It is already deployable and useable, and it federates cleanly with many other Fediverse servers (not yet all). However, many things are not yet implemented, and there are plenty of bugs! We foresee entering beta somewhere in 2023.
+
 Documentation is at [docs.gotosocial.org](https://docs.gotosocial.org). You can skip straight to the API documentation [here](https://docs.gotosocial.org/en/latest/api/swagger/).
 
 Here's a screenshot of the instance landing page!
@@ -79,8 +81,6 @@ This project sprang up in February/March 2021 out of a dissatisfaction with the
 
 It began as a solo project, and then picked up steam as more developers became interested and jumped on.
 
-The project is still [alpha software](https://en.wikipedia.org/wiki/Software_release_life_cycle#Alpha), but is already deployable and very useable, and it federates cleanly with many other Fediverse servers (not yet all).
-
 For a detailed view on what's implemented and what's not, and progress made towards [beta release](https://en.wikipedia.org/wiki/Software_release_life_cycle#Beta), please see [the roadmap document](./ROADMAP.md).
 
 ## Features

docs/index.md

@@ -10,6 +10,8 @@ With GoToSocial, you can keep in touch with your friends, post, read, and share
 
 GoToSocial provides a lightweight, customizable, and safety-focused entryway into the [Fediverse](https://en.wikipedia.org/wiki/Fediverse), and is comparable to (but distinct from) existing projects such as [Mastodon](https://joinmastodon.org/), [Pleroma](https://pleroma.social/), [Friendica](https://friendica.net), and [PixelFed](https://pixelfed.org/).
 
+**GoToSocial is still [ALPHA SOFTWARE](https://en.wikipedia.org/wiki/Software_release_life_cycle#Alpha)**. It is already deployable and useable, and it federates cleanly with many other Fediverse servers (not yet all). However, many things are not yet implemented, and there are plenty of bugs! We foresee entering beta somewhere in 2023.
+
 Here's a screenshot of the instance landing page!
 
 ![Screenshot of the landing page for the GoToSocial instance goblin.technology. It shows basic information about the instance; number of users and posts etc.](./assets/instancesplash.png)