Remove push flag, output as oci tarball.

README.md

@@ -10,7 +10,7 @@ Currently only the docker registry is supported.
 - repository: Required. The repository of the image.
 - tag: Optional. The tag for the image, default: `latest`
 - additional_tags: Optional. Path to a file containing one additional tag per line.
-- push: Optional. Should the built image be pushed, default: `false`
+- dest: Required. The output path for the oci image.
 - platform: Optional. A comma seperated list of target platforms, default: current platform
 - context: The context with which to build.
 - manual: Optional. Don't use params and instead supply all arguments via the command line, default: `false`

ci/pipeline.yml

@@ -48,6 +48,7 @@ jobs:
         type: registry-image
         source:
           repository: redxef/concourse-buildkit
+          tag: v0.2.1
       inputs:
       - name: source
         path: .

entrypoint.sh

@@ -70,8 +70,8 @@ build() {
     if [ -z "$tag" ]; then
         tag=latest
     fi
-    if [ -z "$push" ]; then
-        push=false
+    if [ -z "$dest" ]; then
+        fail "missing argument: dest"
     fi
     if [ -z "$context" ]; then
         context=.
@@ -98,7 +98,7 @@ build() {
         --local context="$context" \
         --local dockerfile="$context" \
         $platform \
-        --output type=image,\"name="$final_tag"\",push="$push"
+        --output type=oci,dest=\"$dest\"
 }
 
 if [ -n "$username" ]; then