ci: add .gitlab-ci to push site to s3

.gitlab-ci.yml

+stages:
+  - site-builder
+  - site-publisher
+
+.template: &template
+  stage: site-publisher
+  image: docker:stable
+  services:
+    - docker:dind
+  dependencies:
+    - site-builder
+  script:
+    - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $CI_REGISTRY
+    - |
+      docker run \
+      --rm \
+      -e AWS_SECRET_ACCESS_KEY=${AWS_SECRET_ACCESS_KEY} \
+      -e AWS_ACCESS_KEY_ID=${AWS_ACCESS_KEY_ID} \
+      -e CRI_BUCKET=${CRI_BUCKET} \
+      -v $(pwd)/site:/srv/site \
+      registry.cri.epita.fr/cri/docker/arch-cri/master \
+      aws s3 --endpoint-url https://s3.cri.epita.fr/ sync /srv/site $CRI_BUCKET --acl public-read --delete
+
+site-builder:
+  stage: site-builder
+  image:
+    name: squidfunk/mkdocs-material:latest
+    entrypoint: [""]
+  script:
+    - mkdocs build
+  artifacts:
+    expire_in: 1 days
+    paths:
+      - site
+
+site-publisher:release:
+  <<: *template
+  only:
+    - master
+  variables:
+    AWS_SECRET_ACCESS_KEY: $cri_doc_secret
+    AWS_ACCESS_KEY_ID: $cri_doc_access
+    CRI_BUCKET: $cri_doc_bucket
+
+site-publisher:dev:
+  <<: *template
+  except:
+    - master
+  variables:
+    AWS_SECRET_ACCESS_KEY: $cri_doc_dev_secret
+    AWS_ACCESS_KEY_ID: $cri_doc_dev_access
+    CRI_BUCKET: $cri_doc_dev_bucket

README.md

@@ -2,3 +2,14 @@
 
 The goal of this repository is to store in one place the various documentation regarding the services offered by the CRI to the school and its students.
 This documentation can be read [here](https://doc.cri.epita.fr).
+
+You can build the site with:
+```bash
+mkdocs build
+```
+
+You can also build and test the site locally with:
+```bash
+mkdocs serve
+```
+The website will be available at localhost:8000