attempt 2 at BUILT_BY in Docker CI

.woodpecker/git-docker.yaml

@@ -5,9 +5,7 @@ when:
 steps:
   - name: build
     image: docker.io/woodpeckerci/plugin-docker-buildx
-    environment:
+    secrets: [ BUILT_BY ]
-        BUILTBY:
-            from_secret: BUILT_BY
     settings:
         username:
             from_secret: DOCKER_USERNAME
@@ -17,6 +15,8 @@ steps:
         tags: unstable
         registry: docker.io
         platforms: linux/amd64,linux/arm64,linux/arm/v7
+        build_args:
+          - BUILT_BY: $BUILT_BY
   - name: buildrone
     image: docker.io/python
     environment:

.woodpecker/stable-docker.yaml

@@ -5,9 +5,7 @@ when:
 steps:
   - name: build
     image: docker.io/woodpeckerci/plugin-docker-buildx
-    environment:
+    secrets: [ BUILT_BY ]
-        BUILTBY:
-            from_secret: BUILT_BY
     settings:
         username:
             from_secret: DOCKER_USERNAME
@@ -17,6 +15,8 @@ steps:
         tags: latest
         registry: docker.io
         platforms: linux/amd64,linux/arm64,linux/arm/v7
+        build_args:
+          - BUILT_BY: $BUILT_BY
   - name: buildrone
     image: docker.io/python
     environment:

Dockerfile

@@ -15,6 +15,8 @@ RUN (cd /opt/build; make configuration npm email typescript variants-html bundle
 FROM --platform=$BUILDPLATFORM golang:latest AS build
 ARG TARGETARCH
 ENV GOARCH=$TARGETARCH
+ARG BUILT_BY
+ENV BUILTBY=$BUILT_BY
 
 COPY --from=support /opt/build /opt/build