Align build tooling

Dockerfile

@@ -1,14 +1,25 @@
-FROM golang:1.24.1-alpine AS builder
+FROM golang:1.24-alpine AS builder
+
+ARG SOURCE_VERSION
+ARG SOURCE_COMMIT
+ARG GOPROXY
+ARG GONOSUMDB
+ENV GOPROXY=${GOPROXY}
+ENV GONOSUMDB=${GONOSUMDB}
+
+RUN go env GOPROXY
+RUN test -n "$GOPROXY" || (echo "GOPROXY not set" && exit 1)
 
 WORKDIR /app
 COPY go.mod go.sum ./
 RUN go mod download
 COPY . .
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o bumpversion ./src
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
+    -ldflags "-X main.AppVersion=${SOURCE_VERSION} -X main.AppCommit=${SOURCE_COMMIT}" \
+    -o bumpversion ./src
 
 FROM gcr.io/distroless/static
-
-WORKDIR /
-COPY --from=builder /app/bumpversion .
-ENTRYPOINT ["/bumpversion"]
+WORKDIR /app
+COPY --from=builder /app/bumpversion /app/bumpversion
+ENTRYPOINT ["/app/bumpversion"]
 CMD ["--version"]