Merge branch 'ci' into 'main'

Set-up CI

See merge request kernald/immich-tools!1

.gitlab-ci.yml

@@ -0,0 +1,62 @@
+---
+stages:
+  - test
+  - build
+  - publish
+
+
+default:
+
+tests:
+  stage: test
+  image: rust
+  before_script:
+    - rustc --version
+    - cargo --version
+    - rustup component add rustfmt
+  script:
+    - cargo fmt --check
+    - cargo test
+
+build:amd64:
+  stage: build
+  image: rust
+  before_script:
+    - rustc --version
+    - cargo --version
+  script:
+    - cargo build --release
+  artifacts:
+    paths:
+      - target/release/immich-tools
+
+rustdoc:
+  stage: build
+  image: rust
+  before_script:
+    - rustc --version
+    - cargo --version
+  script:
+    - cargo doc
+  artifacts:
+    paths:
+      - target/doc
+
+pages:
+  stage: publish
+  image: alpine
+  dependencies:
+    - build:amd64
+    - rustdoc
+  script:
+    - mkdir -p public
+    - mv target/doc public/doc
+    - mv target/release/immich-tools public/immich-tools-amd64
+  artifacts:
+    paths:
+      - public
+  only:
+    - main
+...
+
+