fix: svg files should be compressed (#3486)

* Fix svg files not being compressed

* docs: update changelog

---------

Co-authored-by: Rob Ede <robjtede@icloud.com>

actix-web/CHANGES.md

@@ -6,6 +6,7 @@
 - Improve handling of non-UTF-8 header values in `Logger` middleware.
 - Add `HttpServer::shutdown_signal()` method.
 - Mark `HttpServer` as `#[must_use]`.
+- Allow SVG images to be compressed by the `Compress` middleware.
 - Ignore `Host` header in `Host` guard when connection protocol is HTTP/2.
 - Re-export `mime` dependency.
 - Update `brotli` dependency to `8`.

actix-web/src/middleware/compress.rs

@@ -191,8 +191,10 @@ where
                             None => true,
                             Some(hdr) => {
                                 match hdr.to_str().ok().and_then(|hdr| hdr.parse::<Mime>().ok()) {
-                                    Some(mime) if mime.type_().as_str() == "image" => false,
-                                    Some(mime) if mime.type_().as_str() == "video" => false,
+                                    Some(mime) if mime.type_() == mime::IMAGE => {
+                                        matches!(mime.subtype(), mime::SVG)
+                                    }
+                                    Some(mime) if mime.type_() == mime::VIDEO => false,
                                     _ => true,
                                 }
                             }