36 lines
895 B
Docker
36 lines
895 B
Docker
# Build stage
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FROM golang:1.24-alpine AS builder
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WORKDIR /app
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# Install build dependencies if needed (e.g., for CGO, though we disable it)
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RUN apk add --no-cache git
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# Copy go mod and sum files
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COPY go.mod go.sum ./
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# Download all dependencies. Dependencies will be cached if the go.mod and go.sum files are not changed
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RUN go mod download
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# Copy the source from the current directory to the Working Directory inside the container
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COPY . .
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# Build the Go app
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RUN CGO_ENABLED=0 GOOS=linux go build -o api cmd/api/main.go
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# Start a new stage from scratch
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FROM alpine:latest
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WORKDIR /app
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# Install ca-certificates (useful for making HTTPS requests)
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RUN apk --no-cache add ca-certificates
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# Copy the Pre-built binary file from the previous stage
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COPY --from=builder /app/api .
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# Expose port (default 8080, but can be overridden)
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EXPOSE 8080
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# Command to run the executable
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CMD ["./api"]
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