szuntis-backend/DOCKERFILE
KoCoder 1e41dd833f
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Experiment with Authentication and Websockets
2024-08-27 18:20:17 +02:00

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# syntax=docker/dockerfile:1
FROM golang:1.21.0
# Set destination for COPY
WORKDIR /app
# Download Go modules
COPY go.mod go.sum ./
RUN go mod download
# Copy the source code. Note the slash at the end, as explained in
# https://docs.docker.com/engine/reference/builder/#copy
COPY *.go ./
# Build
RUN CGO_ENABLED=0 GOOS=linux go build -o /szuntis-backend
# Optional:
# To bind to a TCP port, runtime parameters must be supplied to the docker command.
# But we can document in the Dockerfile what ports
# the application is going to listen on by default.
# https://docs.docker.com/engine/reference/builder/#expose
EXPOSE 3000
# Run
CMD ["/szuntis-backend"]