correct Slack link throughout docs

Author: barriehadfield

CONTRIBUTING.md

@@ -122,11 +122,11 @@ The website's code can be found in [this repository](https://github.com/hypersta
 By running `git clone https://github.com/hyperstack-org/website.git` you can check out your own copy.  
 Please note that this repository does not contain the documentation. The website pulls the most recent markdown files from the *edge* hyperstack repository.
 
-Before you write code to change the website, please create an issue describing your plans and reach out to us in Slack chat. Our goal for this site is that it acts as a showcase for all that Hyperstack can do, so your creativity is very welcome.
+Before you write code to change the website, please create an issue describing your plans and reach out to us in [Slack](https://join.slack.com/t/hyperstack-org/shared_invite/enQtNTg4NTI5NzQyNTYyLWQ4YTZlMGU0OGIxMDQzZGIxMjNlOGY5MjRhOTdlMWUzZWYyMTMzYWJkNTZmZDRhMDEzODA0NWRkMDM4MjdmNDE) chat. Our goal for this site is that it acts as a showcase for all that Hyperstack can do, so your creativity is very welcome.
 
 ## When you find a possible bug
 
-You can ask on [Slack chat](https://hyperstack-org.slack.com) if you're making a mistake or actually found a bug. (get a account via the "Join Slack" button on the [homepage](https://hyperstack.org))  
+You can ask on [Slack chat](https://join.slack.com/t/hyperstack-org/shared_invite/enQtNTg4NTI5NzQyNTYyLWQ4YTZlMGU0OGIxMDQzZGIxMjNlOGY5MjRhOTdlMWUzZWYyMTMzYWJkNTZmZDRhMDEzODA0NWRkMDM4MjdmNDE) if you're making a mistake or actually found a bug. (get a account via the "Join Slack" button on the [homepage](https://hyperstack.org))  
 Also check the [GitHub issue list](https://github.com/hyperstack-org/hyperstack/issues) and if you don't find it mentioned there, please create an issue.  
 If you can reproduce the problem in a branch you push to GitHub we will love you even more.
 
@@ -135,6 +135,6 @@ Having people expanding and maintaining this table would be excellent.
 
 ## Fixing a bug
 
-Please ask in [Slack chat](https://hyperstack-org.slack.com) if you need pointers. There is always tons to do so we would appreciate the help.  
+Please ask in [Slack chat](https://join.slack.com/t/hyperstack-org/shared_invite/enQtNTg4NTI5NzQyNTYyLWQ4YTZlMGU0OGIxMDQzZGIxMjNlOGY5MjRhOTdlMWUzZWYyMTMzYWJkNTZmZDRhMDEzODA0NWRkMDM4MjdmNDE) if you need pointers. There is always tons to do so we would appreciate the help.  
 You can see the list of GitHub issues labelled '[Help Wanted](https://github.com/hyperstack-org/hyperstack/issues?q=is%3Aopen+is%3Aissue+label%3A%22help+wanted%22)'
 or look at the [feature matrix](https://github.com/hyperstack-org/hyperstack/blob/edge/docs/feature_matrix.md) for things that have the status 'bugged'.

docs/README.md

@@ -41,7 +41,7 @@ Beyond the installation we strongly suggest new developers work trough the [todo
 
 Hyperstack is supported by a friendly, helpful community, both for users, and contributors. We welcome new people, please reach out and say hello.
 
-* Reach us at: [Slack chat](https://hyperstack.org/slack-invite)
+* Reach us at: [Slack chat](https://join.slack.com/t/hyperstack-org/shared_invite/enQtNTg4NTI5NzQyNTYyLWQ4YTZlMGU0OGIxMDQzZGIxMjNlOGY5MjRhOTdlMWUzZWYyMTMzYWJkNTZmZDRhMDEzODA0NWRkMDM4MjdmNDE)
 
 ## Roadmap
 

readme.md

@@ -27,17 +27,16 @@ In the code above, if the `good_books` scope changed (even on the server), the U
 
 ## Website and documentation
 
-Please see the website for full documentation, or find the same content in the [/docs](/docs) folder in this repo if you prefer.
+Please see the documentation site for full documentation, or find the same content in the [/docs](/docs) folder in this repo if you prefer.
 
 + Website: [hyperstack.org](https://hyperstack.org)
-
-Our website serves as a Hyperstack example application. All the doc content is loaded dynamically from this repo and converted to HTML on the fly. It uses React Semantic UI and a client-side JavaScript full-text search engine. Its a Rails app hosted on Heroku.
++ Docs: [docs.hyperstack.org](https://docs.hyperstack.org/)
 
 ## Setup and installation
 
 You can be up and running in **less than 5 minutes**. Just follow the simple setup guide for a new Rails application all correctly configured and ready to go with Hyperstack.
 
-+ Setup and Installation: [/install](/install)
++ [Setup and Installation docs](https://docs.hyperstack.org/installation/man-installation)
 
 ## Community and support