[nongnu] elpa/racket-mode 6863a2611f: Update README and docs for availability from NonGNU ELPA

[ELPA Syncer]

branch: elpa/racket-mode
commit 6863a2611fab30c2f05e7012c560eff0b9344991
Author: Greg Hendershott <git@greghendershott.com>
Commit: Greg Hendershott <git@greghendershott.com>

    Update README and docs for availability from NonGNU ELPA
    
    Don't merge this until it's actually available, and for example
    https://elpa.nongnu.org/nongnu/racket-mode.html and .svg exist.
    
    Related to #389.
---
 README.org           |  1 +
 doc/racket-mode.org  | 20 +++++++++++++-------
 doc/racket-mode.texi | 24 ++++++++++++++++--------
 3 files changed, 30 insertions(+), 15 deletions(-)

diff --git a/README.org b/README.org
index 23c108fac6..c2e3c2cd74 100644
--- a/README.org
+++ b/README.org
@@ -2,6 +2,7 @@
 
 
[[https://github.com/greghendershott/racket-mode/actions][https://github.com/greghendershott/racket-mode/workflows/CI/badge.svg]]
 
[[https://melpa.org/#/racket-mode][https://melpa.org/packages/racket-mode-badge.svg]]
+[[https://elpa.nongnu.org/nongnu/racket-mode.html][https://elpa.nongnu.org/nongnu/racket-mode.svg]]
 
[[https://www.racket-mode.com/][https://img.shields.io/badge/Docs-Documentation-blue.svg]]
 
 This provides a major mode to edit [[https://www.racket-lang.org/][Racket]] 
source files, as well as a
diff --git a/doc/racket-mode.org b/doc/racket-mode.org
index 74834338a9..a7914b813f 100644
--- a/doc/racket-mode.org
+++ b/doc/racket-mode.org
@@ -49,9 +49,17 @@ To fund this work, see 
[[https://github.com/users/greghendershott/sponsorship][G
 
 * Install, Update, and Uninstall
 
-The most common way to use Racket Mode is to install the package from MELPA.
+The most common way to use Racket Mode is to install from a package archive 
like MELPA or NonGNU ELPA.
 
-Note that Racket Mode is only available on MELPA (_not_ "MELPA Stable").
+Some people also use a system like 
[[https://github.com/radian-software/straight.el][straight.el]].
+
+Note that Racket Mode is only available on MELPA (/not/ "MELPA Stable"), and 
is available as a "rolling release" from NonGNU ELPA.
+
+** Use Emacs 28.1 or newer with NonGNU ELPA
+
+Emacs 28.1 or newer comes configured to use [[https://elpa.nongnu.org][NonGNU 
ELPA]], in which case you can skip ahead to [[Install]].
+
+With older versions of Emacs, you can use MELPA.
 
 ** Configure Emacs to use MELPA
 
@@ -69,15 +77,13 @@ Following is a quick guide that may work for you. (For 
definitive instructions a
 
 - Restart Emacs.
 
-- Type {{{kbd(M-x)}}} ~package-refresh-contents~ {{{kbd(RET)}}}.
-
 #+BEGIN_QUOTE
-NOTE: If you get an error message about "contacting a host" or "downloading an 
archive", the problem is not unique to Racket Mode. Please see 
https://melpa.org/#/getting-started.
+NOTE: If you ever get an error message about "contacting a host" or 
"downloading an archive", the problem is not unique to Racket Mode. Please see 
https://melpa.org/#/getting-started.
 #+END_QUOTE
 
 ** Install
 
-When Emacs is configured to use MELPA:
+When Emacs is configured to use NonGNU ELPA or MELPA:
 
 1. Type {{{kbd(M-x)}}} ~package-initialize~ {{{kbd(RET)}}}.
 
@@ -103,7 +109,7 @@ A more-targeted approach is instead to install these 
specific packages and their
 raco pkg install --auto data-lib errortrace-lib macro-debugger-text-lib 
rackunit-lib racket-index scribble-lib drracket-tool-text-lib
 #+END_SRC
 
-If you /not/ want to use ~racket-xp-mode~, then you can omit 
~drracket-tool-text-lib~.
+If you do /not/ want to use ~racket-xp-mode~, then you can omit 
~drracket-tool-text-lib~.
 
 On a headless server, you might want to omit ~gui-lib~. Unfortunately, 
~racket-doc~ depends on ~gui-lib~. On the one hand, if you uninstall 
~racket-doc~ and ~gui-lib~, you will no longer be able to access documentation 
when using a Racket Mode back end running there. On the other hand, if you 
leave ~gui-lib~ installed, you should be careful to run the Racket Mode back 
end using ~xvfb-run racket~.
 
diff --git a/doc/racket-mode.texi b/doc/racket-mode.texi
index 8bca07e30a..b789f387b3 100644
--- a/doc/racket-mode.texi
+++ b/doc/racket-mode.texi
@@ -52,6 +52,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
 
 Install, Update, and Uninstall
 
+* Use Emacs 28.1 or newer with NonGNU ELPA: Use Emacs 281 or newer with NonGNU 
ELPA. 
 * Configure Emacs to use MELPA::
 * Install::
 * Minimal Racket::
@@ -330,10 +331,13 @@ To fund this work, see 
@uref{https://github.com/users/greghendershott/sponsorshi
 @node Install Update and Uninstall
 @chapter Install, Update, and Uninstall
 
-The most common way to use Racket Mode is to install the package from MELPA.
+The most common way to use Racket Mode is to install from a package archive 
like MELPA or NonGNU ELPA.
 
-Note that Racket Mode is only available on MELPA (@math{_not}_ ``MELPA 
Stable'').
+Some people also use a system like 
@uref{https://github.com/radian-software/straight.el,straight.el}.
+
+Note that Racket Mode is only available on MELPA (@emph{not} ``MELPA 
Stable''), and is available as a ``rolling release'' from NonGNU ELPA.
 @menu
+* Use Emacs 28.1 or newer with NonGNU ELPA: Use Emacs 281 or newer with NonGNU 
ELPA. 
 * Configure Emacs to use MELPA::
 * Install::
 * Minimal Racket::
@@ -341,6 +345,13 @@ Note that Racket Mode is only available on MELPA 
(@math{_not}_ ``MELPA Stable'')
 * Update::
 @end menu
 
+@node Use Emacs 281 or newer with NonGNU ELPA
+@section Use Emacs 28.1 or newer with NonGNU ELPA
+
+Emacs 28.1 or newer comes configured to use 
@uref{https://elpa.nongnu.org,NonGNU ELPA}, in which case you can skip ahead to 
@ref{Install,Install}.
+
+With older versions of Emacs, you can use MELPA.
+
 @node Configure Emacs to use MELPA
 @section Configure Emacs to use MELPA
 
@@ -362,19 +373,16 @@ Add the following to your @verb{,~/.emacs,} or 
@verb{,~/.emacs.d/init.el,}:
 @itemize
 @item
 Restart Emacs.
-
-@item
-Type @kbd{M-x}  @code{package-refresh-contents} @kbd{RET} .
 @end itemize
 
 @quotation
-NOTE: If you get an error message about ``contacting a host'' or ``downloading 
an archive'', the problem is not unique to Racket Mode. Please see 
@uref{https://melpa.org/#/getting-started}.
+NOTE: If you ever get an error message about ``contacting a host'' or 
``downloading an archive'', the problem is not unique to Racket Mode. Please 
see @uref{https://melpa.org/#/getting-started}.
 @end quotation
 
 @node Install
 @section Install
 
-When Emacs is configured to use MELPA:
+When Emacs is configured to use NonGNU ELPA or MELPA:
 
 @enumerate
 @item
@@ -406,7 +414,7 @@ A more-targeted approach is instead to install these 
specific packages and their
 raco pkg install --auto data-lib errortrace-lib macro-debugger-text-lib 
rackunit-lib racket-index scribble-lib drracket-tool-text-lib
 @end example
 
-If you @emph{not} want to use @code{racket-xp-mode}, then you can omit 
@code{drracket-tool-text-lib}.
+If you do @emph{not} want to use @code{racket-xp-mode}, then you can omit 
@code{drracket-tool-text-lib}.
 
 On a headless server, you might want to omit @code{gui-lib}. Unfortunately, 
@code{racket-doc} depends on @code{gui-lib}. On the one hand, if you uninstall 
@code{racket-doc} and @code{gui-lib}, you will no longer be able to access 
documentation when using a Racket Mode back end running there. On the other 
hand, if you leave @code{gui-lib} installed, you should be careful to run the 
Racket Mode back end using @code{xvfb-run racket}.