Add GitLab CI

.gitlab-ci.yml

@@ -0,0 +1,26 @@
+# Use Rust nightly docker image, see: https://hub.docker.com/r/rustlang/rust/
+image: rustlang/rust:nightly
+
+# Set the Cargo dir manually so it can be cached
+variables:
+  CARGO_HOME: $CI_PROJECT_DIR/cargo
+
+# Cache the Cargo dir and build artifacts
+cache:
+  paths:
+    - cargo/
+    - target/
+
+# Defines stages which are to be executed
+stages:
+  - build
+
+# Run `cargo build` for the project with nightly Rust
+run-build:
+  stage: build
+  image: rustlang/rust:nightly
+  script:
+    - rustc --version && cargo --version
+    - cargo build --release --jobs 1
+    - cargo test -- --test-threads 1
+