Render images with resvg

Removes the runtime dependency on rsvg-convert, which notably improves Windows support where this tool is not commonly installed.
swsnr · Feb 26, 2023 · eec7c1f · eec7c1f
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,7 @@ Use `cargo release` to create a new release.
 - Update all dependencies.
 - No longer sniff mime type from contents to identify SVG images.
   Instead rely on the `Content-Type` header for HTTP(S) images and the file extension for local resources (see [GH-239]).
+- Render SVG images using the pure Rust `resvg` crate instead of `rsvg-convert`; mdcat no longer requires the latter tool at runtime (see [GH-240]).
 
 ### Fixed
 - Use `less -r` instead of `less -R` in `mdless` if both `$PAGER` and `$MDCAT_PAGER` are unset (see [GH-238]).
@@ -20,6 +21,7 @@ Use `cargo release` to create a new release.
 [GH-236]: https://github.com/swsnr/mdcat/pull/236
 [GH-238]: https://github.com/swsnr/mdcat/issues/238
 [GH-239]: https://github.com/swsnr/mdcat/pull/239
+[GH-240]: https://github.com/swsnr/mdcat/pull/240
 [GH-241]: https://github.com/swsnr/mdcat/pull/241
 
 ## [1.0.0] – 2023-01-07