fix: simplify dockerfile

.github/workflows/release.yaml

@@ -66,7 +66,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        go-version: [1.22.x]
+        go-version: [1.23.x]
 
     steps:
       - name: Checkout repository

Dockerfile

@@ -30,35 +30,11 @@
 # Generated by GoLic, for more details see: https://github.com/AbsaOSS/golic
 ARG ARCH
 
-# Build the manager binary
-FROM golang:1.23 as builder
-
-WORKDIR /workspace
-# Copy the Go Modules manifests
-COPY go.mod go.mod
-COPY go.sum go.sum
-# cache deps before building and copying source so that we don't need to re-download as much
-# and so that source changes don't invalidate our downloaded layer
-RUN --mount=type=cache,target=/go/pkg/mod \
-    go mod download
-
-# Copy the go source
-COPY main.go main.go
-COPY pkg/ pkg/
-
-ARG ldflags
-
-# Build
-RUN --mount=type=cache,target=/root/.cache/go-build \
-    --mount=type=cache,target=/go/pkg/mod \
-    CGO_ENABLED=0 GOOS=linux GOARCH=${ARCH} \
-    go build -trimpath -ldflags "${ldflags}" -a -o manager main.go
-
 # 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-${ARCH}
 WORKDIR /
-COPY --from=builder /workspace/manager .
+COPY manager managr
 USER 65532
 
 ENTRYPOINT ["/manager"]