Dockerfile

FROM golang:1.16.5-alpine as builder

# Set some configurations
ENV BACKIUM_DB_URI  "mongodb://localhost:27017" 
ENV BACKIUM_DB_NAME  "testing" 
ENV BACKIUM_APP_PORT  "8080" 
ENV BACKIUM_REDIS_URI  "localhost:6379" 
ENV BACKIUM_REDIS_PASSWORD  ""
ENV BACKIUM_CLOUDINARY_URI  "cloudinary://test:test" 

# Make the source code path
RUN mkdir -p /app

# Add all source code
ADD . /app

WORKDIR /app

# Run the Go installer
RUN go install

# FROM scratch
FROM alpine:3.14

# Install dependencies
RUN apk update && apk add --upgrade --no-cache \
    tzdata \
    wkhtmltopdf \
    libstdc++ \
    libx11 \
    libxrender \
    libxext \
    libssl1.1 \
    ca-certificates \
    fontconfig \
    freetype \
    ttf-dejavu \
    ttf-droid \
    ttf-freefont \
    ttf-liberation
    #ttf-ubuntu-font-family

RUN mkdir -p /app

WORKDIR /app

# Copy bynary from builder
COPY --from=builder /go/bin/backend /app/

# Copy files from builder
COPY --from=builder /app/. /app/

# Expose your port
EXPOSE 8080

# Indicate the binary as our entrypoint
ENTRYPOINT [ "/app/backend" ]