FROM golang:1.21-alpine AS builder

WORKDIR /workspace

# Copy go mod files
COPY go.mod go.mod
COPY go.sum go.sum

# Download dependencies
RUN go mod download

# Copy source code
COPY . .

# Build
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o provider ./cmd/provider

FROM alpine:latest

RUN apk --no-cache add ca-certificates

WORKDIR /root/

COPY --from=builder /workspace/provider .

ENTRYPOINT ["./provider"]