Fix and improve the setup guide

2 files changed, 18 insertions, 50 deletions

diff --git a/README.md b/README.md
index cf8bbc2..5e8db21 100644
--- a/README.md
+++ b/README.md
@@ -71,46 +71,11 @@ can stay up to date with bug fixes and updates.
 - Subscribe to the [mailing list](https://www.freelists.org/archive/snm/)
 - Join the Libera Chat IRC channel `#nixos-mailserver`
 
-### Quick Start
-
-```nix
-   { config, pkgs, ... }:
-   let release = "nixos-21.11";
-   in {
-     imports = [
-       (builtins.fetchTarball {
-         url = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/${release}/nixos-mailserver-${release}.tar.gz";
-         # This hash needs to be updated
-         sha256 = "0000000000000000000000000000000000000000000000000000";
-       })
-     ];
-
-     mailserver = {
-       enable = true;
-       fqdn = "mail.example.com";
-       domains = [ "example.com" "example2.com" ];
-       loginAccounts = {
-           "user1@example.com" = {
-               # nix-shell -p mkpasswd --run 'mkpasswd -sm bcrypt' > /hashed/password/file/location
-               hashedPasswordFile = "/hashed/password/file/location";
-
-               aliases = [
-                   "info@example.com"
-                   "postmaster@example.com"
-                   "postmaster@example2.com"
-               ];
-           };
-       };
-     };
-   }
-```
-
-For a complete list of options, see `default.nix`.
-
+## How to Set Up a 10/10 Mail Server Guide
 
+Check out the [Setup Guide](https://nixos-mailserver.readthedocs.io/en/latest/setup-guide.html) in the project's documentation.
 
-## How to Set Up a 10/10 Mail Server Guide
-Check out the [Complete Setup Guide](https://nixos-mailserver.readthedocs.io/en/latest/setup-guide.html) in the project's documentation.
+For a complete list of options, [see in readthedocs](https://nixos-mailserver.readthedocs.io/en/latest/options.html).
 
 ## Development
 
diff --git a/docs/setup-guide.rst b/docs/setup-guide.rst
index c74a53d..dafe60c 100644
--- a/docs/setup-guide.rst
+++ b/docs/setup-guide.rst
@@ -48,18 +48,19 @@ Setup the server
 ~~~~~~~~~~~~~~~~
 
 The following describes a server setup that is fairly complete. Even
-though there are more possible options (see the ``default.nix`` file),
-these should be the most common ones.
+though there are more possible options (see the `NixOS Mailserver
+options documentation <options.htmls>`_), these should be the most
+common ones.
 
 .. code:: nix
 
-   { config, pkgs, ... }:
-   {
+   { config, pkgs, ... }: {
      imports = [
        (builtins.fetchTarball {
-         # Pick a commit from the branch you are interested in
-         url = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/A-COMMIT-ID/nixos-mailserver-A-COMMIT-ID.tar.gz";
-         # And set its hash
+         # Pick a release version you are interested in and set its hash, e.g.
+         url = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/nixos-23.05/nixos-mailserver-nixos-23.05.tar.gz";
+         # To get the sha256 of the nixos-mailserver tarball, we can use the nix-prefetch-url command:
+         # release="nixos-23.05"; nix-prefetch-url "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/${release}/nixos-mailserver-${release}.tar.gz" --unpack
          sha256 = "0000000000000000000000000000000000000000000000000000";
        })
      ];
@@ -72,17 +73,19 @@ these should be the most common ones.
        # A list of all login accounts. To create the password hashes, use
        # nix-shell -p mkpasswd --run 'mkpasswd -sm bcrypt'
        loginAccounts = {
-           "user1@example.com" = {
-               hashedPasswordFile = "/a/file/containing/a/hashed/password";
-               aliases = ["postmaster@example.com"];
-           };
-           "user2@example.com" = { ... };
+         "user1@example.com" = {
+           hashedPasswordFile = "/a/file/containing/a/hashed/password";
+           aliases = ["postmaster@example.com"];
+         };
+         "user2@example.com" = { ... };
        };
 
        # Use Let's Encrypt certificates. Note that this needs to set up a stripped
        # down nginx and opens port 80.
        certificateScheme = "acme-nginx";
      };
+     security.acme.acceptTerms = true;
+     security.acme.defaults.email = "security@example.com";
    }
 
 After a ``nixos-rebuild switch`` your server should be running all