chore(dockerfile): removing unused references (#567)

Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>

.dockerignore

@@ -1,4 +0,0 @@
-# More info: https://docs.docker.com/engine/reference/builder/#dockerignore-file
-# Ignore build and test binaries.
-bin/
-testbin/

.github/workflows/e2e.yaml

@@ -9,7 +9,7 @@ on:
       - 'charts/kamaji/**'
       - 'controllers/**'
       - 'e2e/*'
-      - 'Dockerfile'
+      - '.ko.yaml'
       - 'go.*'
       - 'main.go'
       - 'Makefile'
@@ -23,7 +23,7 @@ on:
       - 'charts/kamaji/**'
       - 'controllers/**'
       - 'e2e/*'
-      - 'Dockerfile'
+      - '.ko.yaml'
       - 'go.*'
       - 'main.go'
       - 'Makefile'

Dockerfile

@@ -1,40 +0,0 @@
-# Build the manager binary
-FROM golang:1.22 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 go mod download
-
-# Copy the go source
-COPY main.go main.go
-COPY cmd/ cmd/
-COPY api/ api/
-COPY controllers/ controllers/
-COPY internal/ internal/
-COPY indexers/ indexers/
-
-# Build
-ARG TARGETARCH
-ARG GIT_HEAD_COMMIT
-ARG GIT_TAG_COMMIT
-ARG GIT_LAST_TAG
-ARG GIT_MODIFIED
-ARG GIT_REPO
-ARG BUILD_DATE
-
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH go build \
-    -ldflags "-X github.com/clastix/kamaji/internal.GitRepo=$GIT_REPO -X github.com/clastix/kamaji/internal.GitTag=$GIT_LAST_TAG -X github.com/clastix/kamaji/internal.GitCommit=$GIT_HEAD_COMMIT -X github.com/clastix/kamaji/internal.GitDirty=$GIT_MODIFIED -X github.com/clastix/kamaji/internal.BuildTime=$BUILD_DATE" \
-    -a -o kamaji 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
-WORKDIR /
-COPY --from=builder /workspace/kamaji .
-USER 65532:65532
-
-ENTRYPOINT ["/kamaji"]