ko: pin base image

Signed-off-by: Paul Meyer <49727155+katexochen@users.noreply.github.com>

.ko.yaml

@@ -1,80 +1,80 @@
-defaultBaseImage: ghcr.io/edgelesssys/apko-alpine-base:latest
+defaultBaseImage: ghcr.io/edgelesssys/apko-alpine-base@sha256:17b0f5320d2755f79956df5f4609b5e20f821eb54c10fca93e4564a558929b56
 
 baseImageOverrides:
-  github.com/edgelesssys/constellation/operators/constellation-node-operator/v2: ghcr.io/edgelesssys/apko-alpine-base-user-65532
-  github.com/edgelesssys/constellation/v2/hack/qemu-metadata-api: ghcr.io/edgelesssys/apko-alpine-qemu-metadata-api
+  github.com/edgelesssys/constellation/operators/constellation-node-operator/v2: ghcr.io/edgelesssys/apko-alpine-base-user-65532@@sha256:ba90dd0fc05c2a7860f5395de26e66c149023b141ad3607e5b241ae9e11df289
+  github.com/edgelesssys/constellation/v2/hack/qemu-metadata-api: ghcr.io/edgelesssys/apko-alpine-qemu-metadata-api@sha256:971f5534f9fa9bff3459278d79b35cc8d87407f7cbcdea680804ec7547772b47
 
 builds:
-- id: keyservice
-  dir: .
-  main: ./keyservice/cmd
-  env:
-  - CGO_ENABLED=0
-  - GOOS=linux
-  - GOARCH=amd64
-  flags:
-  - -trimpath
-  - -buildvcs=false
-  - -a
-  ldflags:
-  - -s -w -buildid=''
-  - -extldflags "-static"
+  - id: keyservice
+    dir: .
+    main: ./keyservice/cmd
+    env:
+      - CGO_ENABLED=0
+      - GOOS=linux
+      - GOARCH=amd64
+    flags:
+      - -trimpath
+      - -buildvcs=false
+      - -a
+    ldflags:
+      - -s -w -buildid=''
+      - -extldflags "-static"
 
-- id: joinservice
-  dir: .
-  main: ./joinservice/cmd
-  env:
-  - CGO_ENABLED=0
-  - GOOS=linux
-  - GOARCH=amd64
-  flags:
-  - -trimpath
-  - -buildvcs=false
-  - -a
-  ldflags:
-  - -s -w -buildid=''
-  - -extldflags "-static"
+  - id: joinservice
+    dir: .
+    main: ./joinservice/cmd
+    env:
+      - CGO_ENABLED=0
+      - GOOS=linux
+      - GOARCH=amd64
+    flags:
+      - -trimpath
+      - -buildvcs=false
+      - -a
+    ldflags:
+      - -s -w -buildid=''
+      - -extldflags "-static"
 
-- id: constellation-node-operator
-  dir: .
-  main: ./operators/constellation-node-operator/
-  env:
-  - CGO_ENABLED=0
-  - GOOS=linux
-  - GOARCH=amd64
-  flags:
-  - -trimpath
-  - -buildvcs=false
-  - -a
-  ldflags:
-  - -s -w -buildid=''
-  - -extldflags "-static"
+  - id: constellation-node-operator
+    dir: .
+    main: ./operators/constellation-node-operator/
+    env:
+      - CGO_ENABLED=0
+      - GOOS=linux
+      - GOARCH=amd64
+    flags:
+      - -trimpath
+      - -buildvcs=false
+      - -a
+    ldflags:
+      - -s -w -buildid=''
+      - -extldflags "-static"
 
-- id: verification-service
-  dir: .
-  main: ./verify/cmd
-  env:
-  - CGO_ENABLED=0
-  - GOOS=linux
-  - GOARCH=amd64
-  flags:
-  - -trimpath
-  - -buildvcs=false
-  - -a
-  ldflags:
-  - -s -w -buildid=''
-  - -extldflags "-static"
+  - id: verification-service
+    dir: .
+    main: ./verify/cmd
+    env:
+      - CGO_ENABLED=0
+      - GOOS=linux
+      - GOARCH=amd64
+    flags:
+      - -trimpath
+      - -buildvcs=false
+      - -a
+    ldflags:
+      - -s -w -buildid=''
+      - -extldflags "-static"
 
-- id: qemu-metadata-api
-  dir: .
-  main: ./hack/qemu-metadata-api/
-  env:
-  - CGO_ENABLED=0
-  - GOOS=linux
-  - GOARCH=amd64
-  flags:
-  - -trimpath
-  - -buildvcs=false
-  - -a
-  ldflags:
-  - -s -w -buildid=''
+  - id: qemu-metadata-api
+    dir: .
+    main: ./hack/qemu-metadata-api/
+    env:
+      - CGO_ENABLED=0
+      - GOOS=linux
+      - GOARCH=amd64
+    flags:
+      - -trimpath
+      - -buildvcs=false
+      - -a
+    ldflags:
+      - -s -w -buildid=''