Build container and do cargo tests on GitLab

.gitlab-ci.yml

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+image: "rust:latest"
+
+test:cargo:
+  script:
+    - rustc --version && cargo --version  # Print version info for debugging
+    - cargo test --workspace --verbose
+
+docker-build:
+  # Use the official docker image.
+  image: docker:latest
+  stage: build
+  services:
+    - docker:dind
+  before_script:
+    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
+  # Default branch leaves tag empty (= latest tag)
+  # All other branches are tagged with the escaped branch name (commit ref slug)
+  script:
+    - |
+      if [[ "$CI_COMMIT_BRANCH" == "$CI_DEFAULT_BRANCH" ]]; then
+        tag=""
+        echo "Running on default branch '$CI_DEFAULT_BRANCH': tag = 'latest'"
+      else
+        tag=":$CI_COMMIT_REF_SLUG"
+        echo "Running on branch '$CI_COMMIT_BRANCH': tag = $tag"
+      fi
+    - docker build --pull -t "$CI_REGISTRY_IMAGE${tag}" .
+    - docker push "$CI_REGISTRY_IMAGE${tag}"
+  # Run this job in a branch where a Dockerfile exists
+  rules:
+    - if: $CI_COMMIT_BRANCH
+      exists:
+        - Dockerfile

Dockerfile

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+# This file is a template, and might need editing before it works on your project.
+FROM rust:1.58 as builder
+
+WORKDIR /usr/src/lvsp-server
+
+COPY . .
+RUN cargo build --release
+
+FROM debian:buster-slim
+
+COPY --from=builder /usr/src/lvsp-server/target/release/lvsp-server .
+
+EXPOSE 3621
+CMD ["./lvsp-server"]