chore: migrate project to Go

docker/Dockerfile

@@ -0,0 +1,48 @@
+FROM golang:1.21.0 AS build
+WORKDIR /app
+
+# Copy the source code.
+COPY . .
+# Installs Go dependencies
+RUN go mod download
+
+# Build
+RUN CGO_ENABLED=0 GOOS=linux go build -o /app/pg-bkup
+
+FROM ubuntu:24.04
+ENV DB_HOST=""
+ENV DB_NAME=""
+ENV DB_USERNAME=""
+ENV DB_PASSWORD=""
+ENV DB_PORT="3306"
+ENV STORAGE=local
+ENV BUCKETNAME=""
+ENV ACCESS_KEY=""
+ENV SECRET_KEY=""
+ENV S3_ENDPOINT=https://s3.amazonaws.com
+ARG DEBIAN_FRONTEND=noninteractive
+ENV VERSION="v0.3"
+LABEL authors="Jonas Kaninda"
+
+RUN apt-get update -qq
+
+RUN apt install s3fs postgresql-client postgresql-client-common libpq-dev supervisor cron -y
+
+# Clear cache
+RUN apt-get clean && rm -rf /var/lib/apt/lists/*
+
+RUN mkdir /s3mnt
+RUN mkdir /tmp/s3cache
+RUN chmod 777 /s3mnt
+RUN chmod 777 /tmp/s3cache
+
+COPY --from=build /app/pg-bkup /usr/local/bin/pg-bkup
+RUN chmod +x /usr/local/bin/pg-bkup
+
+RUN ln -s /usr/local/bin/pg-bkup /usr/local/bin/bkup
+
+ADD docker/supervisord.conf /etc/supervisor/supervisord.conf
+
+
+RUN mkdir /backup
+WORKDIR /backup