Link to images from README

Author: sourcefrog

.github/workflows/container.yml

@@ -1,4 +1,6 @@
 # Create a container image with the Rust toolchain and the cargo-mutants binary.
+#
+# TODO: Maybe cross build to Arm using `cross` instead of running everything under emulation.
 name: Build and Push Container Image
 
 on:

README.md

@@ -35,6 +35,8 @@ cargo install --locked cargo-mutants
 
 You can also install using [cargo-binstall](https://github.com/cargo-bins/cargo-binstall) or from binaries attached to GitHub releases.
 
+[Docker images are also available](https://github.com/sourcefrog/cargo-mutants/pkgs/container/mutants).
+
 ## Quick start
 
 From within a Rust source directory, just run