Update Dockerfile to set IMAGE_TAG to version 1

ahosgood · ahosgood · commit 6bd5dd7f8183 · 2026-01-23T10:05:27.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,5 @@
 ARG IMAGE=ghcr.io/nationalarchives/tna-python
-ARG IMAGE_TAG=latest
+ARG IMAGE_TAG=1
 
 FROM "$IMAGE":"$IMAGE_TAG"
 
