Tekton Chains release v0.20.0 "v0.20.0"

-Docs @ v0.20.0
-Examples @ v0.20.0

Installation one-liner

kubectl apply -f https://storage.googleapis.com/tekton-releases/chains/previous/v0.20.0/release.yaml

Attestation

The Rekor UUID for this release is 24296fb24b8ad77a79f6dabf3b9add9b797b33976d32f36f15c8316405a84f1dcd2c509a86d9cc0c

Obtain the attestation:

REKOR_UUID=24296fb24b8ad77a79f6dabf3b9add9b797b33976d32f36f15c8316405a84f1dcd2c509a86d9cc0c
rekor-cli get --uuid $REKOR_UUID --format json | jq -r .Attestation | jq .

Verify that all container images in the attestation are in the release file:

RELEASE_FILE=https://storage.googleapis.com/tekton-releases/chains/previous/v0.20.0/release.yaml
REKOR_UUID=24296fb24b8ad77a79f6dabf3b9add9b797b33976d32f36f15c8316405a84f1dcd2c509a86d9cc0c

# Obtains the list of images with sha from the attestation
REKOR_ATTESTATION_IMAGES=$(rekor-cli get --uuid "$REKOR_UUID" --format json | jq -r .Attestation | jq -r '.subject[]|.name + ":v0.20.0@sha256:" + .digest.sha256')

# Download the release file
curl "$RELEASE_FILE" > release.yaml

# For each image in the attestation, match it to the release file
for image in $REKOR_ATTESTATION_IMAGES; do
  printf $image; grep -q $image release.yaml && echo " ===> ok" || echo " ===> no match";
done

Changes

Features

• ✨ Change Leader Election Config Map for Chains Controller (#1025)
• ✨ Add PipelineRun support to storage/gcs (#971)
• ✨ Add v2alpha3 format (#1031)

Fixes

• 🐛 Fix value for storage.oci.repository (#974)

Misc

• 🔨 feat: update chain's controllers to use v1 Tekton APIs natively while converting to v1beta1 to keep formats backwards compatible (#1016)

Docs

Thanks

Thanks to these contributors who contributed to v0.20.0!

• ❤️ @PuneetPunamiya
• ❤️ @SergK
• ❤️ @aaron-prindle
• ❤️ @dependabot[bot]
• ❤️ @khrm
• ❤️ @sudhishmk
• ❤️ @wlynch

Extra shout-out for awesome release notes:

• 😍 @PuneetPunamiya
• 😍 @SergK
• 😍 @aaron-prindle
• 😍 @dependabot[bot]
• 😍 @khrm
• 😍 @sudhishmk
• 😍 @wlynch