huge refactoring

build/workspace/Dockerfile

@@ -0,0 +1,52 @@
+FROM thecodingmachine/gotenberg:base
+
+ARG GOLANG_VERSION
+
+# |--------------------------------------------------------------------------
+# | Common libraries
+# |--------------------------------------------------------------------------
+# |
+# | Libraries used in the build process of this image.
+# |
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+        git \
+		g++ \
+		gcc \
+		libc6-dev \
+		make \
+		pkg-config \
+	&& rm -rf /var/lib/apt/lists/*
+
+# |--------------------------------------------------------------------------
+# | Golang
+# |--------------------------------------------------------------------------
+# |
+# | Installs Golang.
+# |
+
+RUN wget https://dl.google.com/go/go${GOLANG_VERSION}.linux-amd64.tar.gz &&\
+    tar -xvf go${GOLANG_VERSION}.linux-amd64.tar.gz &&\
+    mv go /usr/local
+
+ENV GOPATH /gotenberg/go
+ENV PATH $GOPATH/bin:/usr/local/go/bin:$PATH
+
+RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" &&\
+    chmod -R 777 "$GOPATH"
+
+# |--------------------------------------------------------------------------
+# | Final touch
+# |--------------------------------------------------------------------------
+# |
+# | Last instructions of this build.
+# |
+
+# Make sure the Gotenber user is able to
+# call the Go binary.
+USER gotenberg
+
+RUN go version &&\
+    go env
+
+USER root