Build a container image as well

.dockerignore

+.git

.gitlab-ci.yml

-include: "https://git.autistici.org/ai3/build-deb/raw/master/ci-backports.yml"
+include:
+  - "https://git.autistici.org/ai3/build-deb/raw/master/ci-backports.yml"
+  - "https://git.autistici.org/ai3/build-container/raw/master/common.yml"
+

Dockerfile

+FROM golang:1.17.3 as build
+ADD . /src
+RUN cd /src && \
+    go build -ldflags="-extldflags=-static" -tags "sqlite_omit_load_extension netgo" -o tabacco ./cmd/tabacco && \
+    strip tabacco
+
+FROM scratch
+COPY --from=build /src/tabacco /tabacco
+ENTRYPOINT ["/tabacco", "metadb"]
+