nixos/nginx: update recommended gzip settings

nixos/doc/manual/from_md/release-notes/rl-2305.section.xml

@@ -680,6 +680,36 @@
           <link xlink:href="https://github.com/google/ngx_brotli/blob/master/README.md">here</link>.
         </para>
       </listitem>
+      <listitem>
+        <para>
+          Updated recommended settings in
+          <literal>services.nginx.recommendedGzipSettings</literal>:
+        </para>
+        <itemizedlist spacing="compact">
+          <listitem>
+            <para>
+              Enables gzip compression for only certain proxied
+              requests.
+            </para>
+          </listitem>
+          <listitem>
+            <para>
+              Allow checking and loading of precompressed files.
+            </para>
+          </listitem>
+          <listitem>
+            <para>
+              Updated gzip mime-types.
+            </para>
+          </listitem>
+          <listitem>
+            <para>
+              Increased the minimum length of a response that will be
+              gzipped.
+            </para>
+          </listitem>
+        </itemizedlist>
+      </listitem>
       <listitem>
         <para>
           <link xlink:href="https://garagehq.deuxfleurs.fr/">Garage</link>

nixos/doc/manual/release-notes/rl-2305.section.md

@@ -172,6 +172,12 @@ In addition to numerous new and upgraded packages, this release has the followin
 
 - A new option `recommendedBrotliSettings` has been added to `services.nginx`. Learn more about compression in Brotli format [here](https://github.com/google/ngx_brotli/blob/master/README.md).
 
+- Updated recommended settings in `services.nginx.recommendedGzipSettings`:
+  - Enables gzip compression for only certain proxied requests.
+  - Allow checking and loading of precompressed files.
+  - Updated gzip mime-types.
+  - Increased the minimum length of a response that will be gzipped.
+
 - [Garage](https://garagehq.deuxfleurs.fr/) version is based on [system.stateVersion](options.html#opt-system.stateVersion), existing installations will keep using version 0.7. New installations will use version 0.8. In order to upgrade a Garage cluster, please follow [upstream instructions](https://garagehq.deuxfleurs.fr/documentation/cookbook/upgrading/) and force [services.garage.package](options.html#opt-services.garage.package) or upgrade accordingly [system.stateVersion](options.html#opt-system.stateVersion).
 
 - `hip` has been separated into `hip`, `hip-common` and `hipcc`.

nixos/modules/services/web-servers/nginx/default.nix

@@ -187,22 +187,15 @@ let
         brotli_buffers 32 8k;
       ''}
 
+      # https://docs.nginx.com/nginx/admin-guide/web-server/compression/
       ${optionalString cfg.recommendedGzipSettings ''
         gzip on;
-        gzip_proxied any;
-        gzip_comp_level 5;
-        gzip_types
-          application/atom+xml
-          application/javascript
-          application/json
-          application/xml
-          application/xml+rss
-          image/svg+xml
-          text/css
-          text/javascript
-          text/plain
-          text/xml;
+        gzip_static on;
         gzip_vary on;
+        gzip_comp_level 5;
+        gzip_min_length 256;
+        gzip_proxied expired no-cache no-store private auth;
+        gzip_types ${lib.concatStringsSep " " compressMimeTypes};
       ''}
 
       ${optionalString cfg.recommendedProxySettings ''