update readme

Author: tjex

README.md

@@ -1,29 +1,35 @@
 # Cross-compiling [`zk`](https://github.com/zk-org/zk) with Docker
 
-Largely inspired by [dh1tw](https://dh1tw.de/2019/12/cross-compiling-golang-cgo-projects/) and [remoteAudio-xcompile](https://github.com/dh1tw/remoteAudio-xcompile).
-Images are when changes are pushed to the main branch using Actions.
+Largely inspired by
+[dh1tw](https://dh1tw.de/2019/12/cross-compiling-golang-cgo-projects/) and
+[remoteAudio-xcompile](https://github.com/dh1tw/remoteAudio-xcompile).
+
+Images are published to ghcr.io when changes are pushed or merged to main.
 
 ## How to invoke?
 
-You can compile the `zk` source code directly from the source code directory. As example, for compiling the binary for linux/arm64 you have to execute the following command:
+You can compile the `zk` source code directly from the source code directory. As
+example, for compiling the binary for linux/arm64 you have to execute the
+following command:
 
 ```sh
 docker run --rm -v "$PWD":/usr/src/zk -w /usr/src/zk ghcr.io/zk-org/zk-xcompile:linux-arm64 /bin/bash -c 'make'
 ```
 
 This call is already set in `zk` `Makefile`, e.g. `make dist-linux-amd64`.
 
-More detail is documented here on [Golang's docker hub](https://hub.docker.com/_/golang).
+More detail is documented here on
+[Golang's docker hub](https://hub.docker.com/_/golang).
 
-The images are hosted with [ghcr within zk-org](https://github.com/orgs/zk-org/packages/container/zk-xcompile/versions).
+The images are hosted with
+[ghcr within zk-org](https://github.com/orgs/zk-org/packages/container/zk-xcompile/versions).
 
 ## Releasing changes
 
-Clone this repo, make necessary changes, submit a PR. 
+Clone this repo, make necessary changes, submit a PR.
 
 ### Manual building
 
 ```sh
 docker buildx build -t ghcr.io/zk-org/zk-xcompile:linux-amd64 ./linux-amd64
 ```
-