Add PostgREST installation using package managers to tut0

Author: laurenceisla

docs/explanations/install.rst

@@ -3,58 +3,12 @@
 Installation
 ############
 
-The release page has `pre-compiled binaries for Mac OS X, Windows, Linux and FreeBSD <https://github.com/PostgREST/postgrest/releases/latest>`_ .
+The release page has `pre-compiled binaries for macOS, Windows, Linux and FreeBSD <https://github.com/PostgREST/postgrest/releases/latest>`_ .
 The Linux binary is a static executable that can be run on any Linux distribution.
 
 You can also use your OS package manager.
 
-.. tabs::
-
-  .. group-tab:: Mac OSX
-
-    You can install PostgREST from the `Homebrew official repo <https://formulae.brew.sh/formula/postgrest>`_.
-
-    .. code:: bash
-
-      brew install postgrest
-
-  .. group-tab:: FreeBSD
-
-    You can install PostgREST from the `official ports <https://www.freshports.org/www/hs-postgrest>`_.
-
-    .. code:: bash
-
-      pkg install hs-postgrest
-
-  .. group-tab:: Linux
-
-    .. tabs::
-
-      .. tab:: Arch Linux
-
-        You can install PostgREST from the `community repo <https://archlinux.org/packages/extra/x86_64/postgrest/>`_.
-
-        .. code:: bash
-
-          pacman -S postgrest
-
-      .. tab:: Nix
-
-        You can install PostgREST from nixpkgs.
-
-        .. code:: bash
-
-          nix-env -i haskellPackages.postgrest
-
-  .. group-tab:: Windows
-
-    You can install PostgREST using `Chocolatey <https://community.chocolatey.org/packages/postgrest>`_ or `Scoop <https://github.com/ScoopInstaller/Scoop>`_.
-
-    .. code:: bash
-
-      choco install postgrest
-      scoop install postgrest
-
+.. include:: ../shared/installation.rst
 
 .. _pg-dependency:
 
@@ -242,7 +196,7 @@ You can build PostgREST from source with `Stack <https://github.com/commercialha
   Ubuntu/Debian          libpq-dev, libgmp-dev, zlib1g-dev
   CentOS/Fedora/Red Hat  postgresql-devel, zlib-devel, gmp-devel
   BSD                    postgresql12-client
-  OS X                   libpq, gmp
+  macOS                  libpq, gmp
   =====================  =======================================
 
 * Build and install binary

docs/shared/installation.rst

@@ -0,0 +1,46 @@
+.. tabs::
+
+  .. group-tab:: macOS
+
+    You can install PostgREST from the `Homebrew official repo <https://formulae.brew.sh/formula/postgrest>`_.
+
+    .. code:: bash
+
+      brew install postgrest
+
+  .. group-tab:: FreeBSD
+
+    You can install PostgREST from the `official ports <https://www.freshports.org/www/hs-postgrest>`_.
+
+    .. code:: bash
+
+      pkg install hs-postgrest
+
+  .. group-tab:: Linux
+
+    .. tabs::
+
+      .. tab:: Arch Linux
+
+        You can install PostgREST from the `community repo <https://archlinux.org/packages/extra/x86_64/postgrest/>`_.
+
+        .. code:: bash
+
+          pacman -S postgrest
+
+      .. tab:: Nix
+
+        You can install PostgREST from nixpkgs.
+
+        .. code:: bash
+
+          nix-env -i haskellPackages.postgrest
+
+  .. group-tab:: Windows
+
+    You can install PostgREST using `Chocolatey <https://community.chocolatey.org/packages/postgrest>`_ or `Scoop <https://github.com/ScoopInstaller/Scoop>`_.
+
+    .. code:: bash
+
+      choco install postgrest
+      scoop install postgrest

docs/tutorials/tut0.rst

@@ -38,7 +38,25 @@ This will run the Docker instance as a daemon and expose port 5433 to the host s
 Step 3. Install PostgREST
 -------------------------
 
-PostgREST is distributed as a single binary, with versions compiled for major distributions of Linux/BSD/Windows. Visit the `latest release <https://github.com/PostgREST/postgrest/releases/latest>`_ for a list of downloads. In the event that your platform is not among those already pre-built, see :ref:`build_source` for instructions how to build it yourself. Also let us know to add your platform in the next release.
+Using a Package Manager
+~~~~~~~~~~~~~~~~~~~~~~~
+
+You can use your OS package manager to install PostgREST.
+
+.. include:: ../shared/installation.rst
+
+Then, try running it with
+
+.. code-block:: bash
+
+  postgrest -h
+
+It should print the help page with its version and the available options.
+
+Downloading a Pre-Built Binary
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+PostgREST is also distributed as a single binary, with versions compiled for major distributions of macOS, Windows, Linux and FreeBSD. Visit the `latest release <https://github.com/PostgREST/postgrest/releases/latest>`_ for a list of downloads. In the event that your platform is not among those already pre-built, see :ref:`build_source` for instructions how to build it yourself. Also let us know to add your platform in the next release.
 
 The pre-built binaries for download are :code:`.tar.xz` compressed files (except Windows which is a zip file). To extract the binary, go into the terminal and run
 
@@ -76,7 +94,7 @@ If everything is working correctly it will print out its version and the availab
       </div></div>
     </details>
     <details>
-      <summary>OS X</summary>
+      <summary>macOS</summary>
       <div class="highlight-bash"><div class="highlight">
         <pre>brew install postgresql</pre>
       </div></div>
@@ -172,6 +190,10 @@ Now run the server:
 
 .. code-block:: bash
 
+  # Using a package manager
+  postgrest tutorial.conf
+
+  # Using a pre-built binary
   ./postgrest tutorial.conf
 
 You should see