# Use Go 1.22 Alpine as the base image for building the application FROM golang:1.22-alpine AS builder # Define the base directory for the application as an environment variable ENV SERVER_DIR=/openim-server # Set the working directory inside the container based on the environment variable WORKDIR $SERVER_DIR # Set the Go proxy to improve dependency resolution speed #ENV GOPROXY=https://goproxy.io,direct # Copy all files from the current directory into the container COPY . . RUN go mod tidy RUN go build -o _output/openim-msgtransfer ./cmd/openim-msgtransfer # Using Alpine Linux for the final image FROM alpine:latest # Install necessary packages, such as bash RUN apk add --no-cache bash # Set the environment and work directory ENV SERVER_DIR=/openim-server WORKDIR $SERVER_DIR # Copy the compiled binaries and mage from the builder image to the final image COPY --from=builder $SERVER_DIR/_output $SERVER_DIR/_output # COPY --from=builder $SERVER_DIR/config $SERVER_DIR/config # Set the command to run when the container starts ENTRYPOINT ["sh", "-c", "_output/openim-msgtransfer"]