chore(deps): remove unused tektoncd/chains dependency

pkg/chain/chain.go was never imported by any command or package
in the CLI. Removing this dead code drops 1 direct and 75
indirect dependencies (314 → 238 total), significantly reducing
the attack surface.

Signed-off-by: Arvind <arvkrish@redhat.com>
Assisted-by: Claude Opus 4 (via Cursor)

Author: arvindk-softwaredev

go.mod

@@ -33,7 +33,6 @@ require (
 	github.com/spf13/pflag v1.0.10
 	github.com/spf13/viper v1.21.0
 	github.com/stretchr/testify v1.11.1
-	github.com/tektoncd/chains v0.27.3
 	github.com/tektoncd/pipeline v1.14.0
 	github.com/tektoncd/plumbing v0.0.0-20250430145243-3b7cd59879c1
 	github.com/tektoncd/triggers v0.36.0
@@ -63,75 +62,30 @@ replace github.com/alibabacloud-go/cr-20160607 => github.com/vdemeester/cr-20160
 
 require (
 	cel.dev/expr v0.25.1 // indirect
-	cloud.google.com/go v0.123.0 // indirect
-	cloud.google.com/go/auth v0.20.0 // indirect
-	cloud.google.com/go/auth/oauth2adapt v0.2.8 // indirect
-	cloud.google.com/go/compute/metadata v0.9.0 // indirect
-	cloud.google.com/go/firestore v1.21.0 // indirect
-	cloud.google.com/go/iam v1.7.0 // indirect
-	cloud.google.com/go/longrunning v0.9.0 // indirect
-	cloud.google.com/go/monitoring v1.25.0 // indirect
-	cloud.google.com/go/storage v1.62.1 // indirect
-	filippo.io/edwards25519 v1.2.0 // indirect
-	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.21.1 // indirect
-	github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.13.1 // indirect
-	github.com/Azure/azure-sdk-for-go/sdk/containers/azcontainerregistry v0.2.3 // indirect
-	github.com/Azure/azure-sdk-for-go/sdk/internal v1.12.0 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c // indirect
-	github.com/AzureAD/microsoft-authentication-library-for-go v1.6.0 // indirect
-	github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.32.0 // indirect
-	github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/metric v0.55.0 // indirect
-	github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.55.0 // indirect
-	github.com/IBM/sarama v1.45.2 // indirect
 	github.com/ThalesIgnite/crypto11 v1.2.5 // indirect
 	github.com/allegro/bigcache/v3 v3.1.0 // indirect
 	github.com/antlr4-go/antlr/v4 v4.13.1 // indirect
 	github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 // indirect
-	github.com/aws/aws-sdk-go v1.55.8 // indirect
-	github.com/aws/aws-sdk-go-v2 v1.41.7 // indirect
-	github.com/aws/aws-sdk-go-v2/config v1.32.17 // indirect
-	github.com/aws/aws-sdk-go-v2/credentials v1.19.16 // indirect
-	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.18.23 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/configsources v1.4.23 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.7.23 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/v4a v1.4.24 // indirect
-	github.com/aws/aws-sdk-go-v2/service/ecr v1.55.3 // indirect
-	github.com/aws/aws-sdk-go-v2/service/ecrpublic v1.38.10 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.13.9 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.13.23 // indirect
-	github.com/aws/aws-sdk-go-v2/service/signin v1.0.11 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sso v1.30.17 // indirect
-	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.35.21 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sts v1.42.1 // indirect
-	github.com/aws/smithy-go v1.25.1 // indirect
-	github.com/awslabs/amazon-ecr-credential-helper/ecr-login v0.12.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/blendle/zapdriver v1.3.1 // indirect
 	github.com/cenkalti/backoff/v5 v5.0.3 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/clipperhouse/uax29/v2 v2.7.0 // indirect
 	github.com/cloudevents/sdk-go/v2 v2.16.2 // indirect
-	github.com/cncf/xds/go v0.0.0-20260202195803-dba9d589def2 // indirect
 	github.com/coreos/go-oidc/v3 v3.17.0 // indirect
 	github.com/cyberphone/json-canonicalization v0.0.0-20241213102144-19d51d7fe467 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/digitorus/pkcs7 v0.0.0-20250730155240-ffadbf3f398c // indirect
 	github.com/digitorus/timestamp v0.0.0-20250524132541-c45532741eea // indirect
 	github.com/docker/docker-credential-helpers v0.9.5 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
-	github.com/eapache/go-resiliency v1.7.0 // indirect
-	github.com/eapache/go-xerial-snappy v0.0.0-20230731223053-c322873962e3 // indirect
-	github.com/eapache/queue v1.1.0 // indirect
-	github.com/edwarnicke/gitoid v0.0.0-20220710194850-1be5bfda1f9d // indirect
 	github.com/emicklei/go-restful/v3 v3.13.0 // indirect
-	github.com/envoyproxy/go-control-plane/envoy v1.37.0 // indirect
-	github.com/envoyproxy/protoc-gen-validate v1.3.3 // indirect
 	github.com/evanphx/json-patch v5.9.0+incompatible // indirect
 	github.com/evanphx/json-patch/v5 v5.9.11 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.10.1 // indirect
 	github.com/fxamacker/cbor/v2 v2.9.1 // indirect
-	github.com/gaganhr94/docker-credential-acr v1.0.2 // indirect
 	github.com/gdamore/encoding v1.0.1 // indirect
 	github.com/gdamore/tcell/v2 v2.9.0 // indirect
 	github.com/go-chi/chi/v5 v5.3.0 // indirect
@@ -161,50 +115,33 @@ require (
 	github.com/go-openapi/swag/yamlutils v0.26.0 // indirect
 	github.com/go-openapi/validate v0.25.2 // indirect
 	github.com/go-viper/mapstructure/v2 v2.5.0 // indirect
-	github.com/golang-jwt/jwt/v5 v5.3.1 // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/golang/snappy v1.0.0 // indirect
 	github.com/google/btree v1.1.3 // indirect
 	github.com/google/cel-go v0.28.1 // indirect
 	github.com/google/certificate-transparency-go v1.3.2 // indirect
 	github.com/google/gnostic-models v0.7.0 // indirect
-	github.com/google/go-containerregistry/pkg/authn/k8schain v0.0.0-20260414223304-7a662782a11f // indirect
-	github.com/google/go-containerregistry/pkg/authn/kubernetes v0.0.0-20250225234217-098045d5e61f // indirect
 	github.com/google/go-github/v73 v73.0.0 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
-	github.com/google/s2a-go v0.1.9 // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/google/uuid v1.6.0 // indirect
-	github.com/google/wire v0.6.0 // indirect
-	github.com/googleapis/enterprise-certificate-proxy v0.3.15 // indirect
-	github.com/googleapis/gax-go/v2 v2.22.0 // indirect
 	github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674 // indirect
-	github.com/grafeas/grafeas v0.2.3 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.28.0 // indirect
 	github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 // indirect
-	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.8 // indirect
-	github.com/hashicorp/go-uuid v1.0.3 // indirect
+	github.com/hashicorp/vault/api v1.23.0 // indirect
 	github.com/imdario/mergo v0.3.16 // indirect
-	github.com/in-toto/archivista v0.11.1 // indirect
 	github.com/in-toto/attestation v1.2.0 // indirect
-	github.com/in-toto/go-witness v0.10.0 // indirect
 	github.com/in-toto/in-toto-golang v0.11.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
-	github.com/jcmturner/aescts/v2 v2.0.0 // indirect
-	github.com/jcmturner/dnsutils/v2 v2.0.0 // indirect
-	github.com/jcmturner/gofork v1.7.6 // indirect
-	github.com/jcmturner/gokrb5/v8 v8.4.4 // indirect
-	github.com/jcmturner/rpc/v2 v2.0.3 // indirect
+	github.com/jackc/pgx/v5 v5.7.6 // indirect
 	github.com/jedisct1/go-minisign v0.0.0-20230811132847-661be99b8267 // indirect
-	github.com/jmespath/go-jmespath v0.4.1-0.20220621161143-b0104c826a24 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
 	github.com/kelseyhightower/envconfig v1.4.0 // indirect
 	github.com/klauspost/compress v1.18.6 // indirect
 	github.com/kr/pty v1.1.1 // indirect
 	github.com/ktr0731/go-ansisgr v0.1.0 // indirect
-	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de // indirect
 	github.com/lucasb-eyer/go-colorful v1.4.0 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
@@ -216,7 +153,6 @@ require (
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect
 	github.com/monochromegane/go-gitignore v0.0.0-20200626010858-205db1a8cc00 // indirect
-	github.com/montanaflynn/stats v0.7.1 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/nozzle/throttler v0.0.0-20180817012639-2ea982251481 // indirect
 	github.com/nsf/termbox-go v1.1.1 // indirect
@@ -225,20 +161,18 @@ require (
 	github.com/opencontainers/image-spec v1.1.1 // indirect
 	github.com/pelletier/go-toml/v2 v2.3.0 // indirect
 	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
-	github.com/pierrec/lz4/v4 v4.1.26 // indirect
 	github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c // indirect
-	github.com/planetscale/vtprotobuf v0.6.1-0.20240319094008-0393e58bdf10 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_golang v1.23.2 // indirect
 	github.com/prometheus/client_model v0.6.2 // indirect
 	github.com/prometheus/common v0.69.0 // indirect
 	github.com/prometheus/otlptranslator v1.0.0 // indirect
 	github.com/prometheus/procfs v0.20.1 // indirect
-	github.com/rcrowley/go-metrics v0.0.0-20250401214520-65e299d6c5c9 // indirect
 	github.com/russross/blackfriday v1.6.0 // indirect
 	github.com/sagikazarmark/locafero v0.12.0 // indirect
 	github.com/sassoftware/relic v7.2.1+incompatible // indirect
 	github.com/secure-systems-lab/go-securesystemslib v0.11.0 // indirect
+	github.com/sergi/go-diff v1.4.0 // indirect
 	github.com/shibumi/go-pathspec v1.3.0 // indirect
 	github.com/sigstore/protobuf-specs v0.5.1 // indirect
 	github.com/sigstore/rekor v1.5.0 // indirect
@@ -248,7 +182,6 @@ require (
 	github.com/sirupsen/logrus v1.9.4 // indirect
 	github.com/spf13/afero v1.15.0 // indirect
 	github.com/spf13/cast v1.10.0 // indirect
-	github.com/spiffe/go-spiffe/v2 v2.8.1 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d // indirect
 	github.com/thales-e-security/pool v0.0.2 // indirect
@@ -260,15 +193,10 @@ require (
 	github.com/transparency-dev/formats v0.0.0-20251017110053-404c0d5b696c // indirect
 	github.com/transparency-dev/merkle v0.0.2 // indirect
 	github.com/x448/float16 v0.8.4 // indirect
-	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
-	github.com/xdg-go/scram v1.1.2 // indirect
-	github.com/xdg-go/stringprep v1.0.4 // indirect
 	github.com/xlab/treeprint v1.2.0 // indirect
 	github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78 // indirect
 	gitlab.com/gitlab-org/api/client-go v0.143.3 // indirect
-	go.mongodb.org/mongo-driver v1.17.7 // indirect
 	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
-	go.opentelemetry.io/contrib/detectors/gcp v1.43.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.68.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.68.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.43.0 // indirect
@@ -284,12 +212,8 @@ require (
 	go.opentelemetry.io/otel/trace v1.44.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.10.0 // indirect
 	go.starlark.net v0.0.0-20230525235612-a134d8f9ddca // indirect
-	go.step.sm/crypto v0.81.0 // indirect
 	go.yaml.in/yaml/v2 v2.4.4 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
-	gocloud.dev v0.43.0 // indirect
-	gocloud.dev/docstore/mongodocstore v0.43.0 // indirect
-	gocloud.dev/pubsub/kafkapubsub v0.43.0 // indirect
 	golang.org/x/exp v0.0.0-20260312153236-7ab1446f8b90 // indirect
 	golang.org/x/mod v0.37.0 // indirect
 	golang.org/x/net v0.56.0 // indirect
@@ -299,7 +223,6 @@ require (
 	golang.org/x/time v0.15.0 // indirect
 	golang.org/x/xerrors v0.0.0-20240903120638-7835f813f4da // indirect
 	gomodules.xyz/jsonpatch/v2 v2.5.0 // indirect
-	google.golang.org/api v0.277.0 // indirect
 	google.golang.org/genproto v0.0.0-20260406210006-6f92a3bedf2d // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20260414002931-afd174a4e478 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa // indirect