Add Dependabot config for weekly updates

.github/dependabot.yml

@@ -0,0 +1,24 @@
+version: 2
+updates:
+- package-ecosystem: "gomod"
+  directory: "/"
+  schedule:
+    interval: "weekly"
+
+- package-ecosystem: "docker"
+  directory: "/"
+  schedule:
+    interval: "weekly"
+
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+    interval: "weekly"
+  groups:
+    k8s:
+      patterns:
+      - "k8s.io/*"
+      - "sigs.k8s.io/*"
+    onsi:
+      patterns:
+      - "github.com/onsi/*"

.github/workflows/test-e2e.yml

@@ -10,10 +10,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone the code
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
 
       - name: Setup Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a
         with:
           go-version-file: 'go.mod'
 

.github/workflows/test.yml

@@ -10,10 +10,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone the code
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
 
       - name: Setup Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a
         with:
           go-version-file: 'go.mod'
 

Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.23 AS builder
+FROM golang:1.23@sha256:7ea4c9dcb2b97ff8ee80a67db3d44f98c8ffa0d191399197007d8459c1453041 AS builder
 ARG TARGETOS
 ARG TARGETARCH
 
@@ -25,7 +25,7 @@ RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o ma
 
 # Use distroless as minimal base image to package the manager binary
 # Refer to https://github.com/GoogleContainerTools/distroless for more details
-FROM gcr.io/distroless/static:nonroot
+FROM gcr.io/distroless/static:nonroot@sha256:6cd937e9155bdfd805d1b94e037f9d6a899603306030936a3b11680af0c2ed58
 WORKDIR /
 COPY --from=builder /workspace/manager .
 USER 65532:65532