docs: add github release instructions and CI badges to README

Author: jnsgruk

README.md

@@ -1,5 +1,8 @@
 # oxidizr
 
+<a href="https://github.com/jnsgruk/oxidizr/actions/workflows/push.yml"><img src="https://github.com/jnsgruk/oxidizr/actions/workflows/push.yml/badge.svg"></a>
+<a href="https://github.com/jnsgruk/oxidizr/actions/workflows/release.yml"><img src="https://github.com/jnsgruk/oxidizr/actions/workflows/release.yml/badge.svg"></a>
+
 `oxidizr` is a command-line utility for managing system experiments that replace traditional Unix utilities with modern Rust-based alternatives on Ubuntu systems.
 
 It currently supports the following experiments:
@@ -18,7 +21,18 @@ By default, the `coreutils` and `sudo-rs` experiments are enabled because they'r
 > `oxidizr` is an experimental tool to help developers and tinkerers play with relatively new alternatives to core system utilities. It may cause a loss of data, or prevent your system from booting, so use with caution!
 <!-- prettier-ignore-end -->
 
-You can install `oxidizr` using `cargo`:
+You can install `oxidizr` by downloading binaries from the Github [releases](https://github.com/jnsgruk/oxidizr/releases/latest). Releases are currently published for `amd64` and `aarch64`.
+
+The following will establish the latest released version, download the archive and extract the `oxidizr` binary to `/usr/bin/oxidizr`.
+
+```bash
+# Get the latest release
+latest="$(curl -s "https://api.github.com/repos/jnsgruk/oxidizr/releases/latest" | jq -r '.name')"
+# Download and install to /usr/bin/oxidizr
+curl -sL "https://github.com/jnsgruk/oxidizr/releases/download/$latest/oxidizr_Linux_$(uname -m).tar.gz" | sudo tar -xvzf - -C /usr/bin oxidizr
+```
+
+Or you can build and install `oxidizr` using `cargo`:
 
 ```bash
 cargo install --git https://github.com/jnsgruk/oxidizr