add new version

1 files changed, 9 insertions, 7 deletions

diff --git a/README.md b/README.md
index def7979..66762bf 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,10 @@
-# docker-mdns-repeater-mikrotik
-
-
-Save Image as Tar.gz
-
-```bash
-docker save registry.mgrote.net/mdns-repeater-mikrotik:latest -o ./mdns-repeater-mikrotik:latest.tgz
+# How to build the container
+To build the container make the script executable `chmod +x ./build_image.sh` and run it with one of the desired architectures as first parameter
 ```
+sudo ./build_image.sh [x86|arm|arm64]
+```
+If you want to build the container for a platform different to your current run this once before building
+```
+sudo docker run --privileged --rm docker/binfmt:a7996909642ee92942dcd6cff44b9b95f08dad64
+```
+The final images are places in the `images` subfolder in the build directory.