feat(docker): IGNGPF-661 Set appVersion to docker imager tag

Closes IGNGPF-661

ci/docker-v3.yml

+# Template permettant de générer une image docker et de la déposer dans le registre.
+# Pré-requis : 
+# - un fichier Dockerfile doit être présent
+# include:
+#  - project: geoplateforme/templates
+#    ref: main
+#    file:
+#      - 'ci/docker-v2.yml'
+# Pour ne pas activer les jobs par défaut, il suffit d'ajouter:
+# variables:
+#   WITH_DOCKER_JOBS: "false"
+############################################################
+variables:
+  WITH_DOCKER_JOBS: "true"
+
+############### FONCTION ########################
+.docker-build:
+  stage: deploy
+  image: 690uto8c.gra7.container-registry.ovh.net/gpf-dockerhub/library/docker:git
+  variables:
+    DOCKER_TLS_CERTDIR: ""
+    DOCKER_HOST : tcp://localhost:2375
+    DOCKERFILE_NAME: 'Dockerfile'
+    DOCKER_IMG_NAME: "${CI_PROJECT_NAME}"
+    DOCKERFILE_DIR: '.'
+    TAG_NAME: "latest"
+    BUILD_ARGS: ""
+  interruptible: true
+  services:
+    - name: "690uto8c.gra7.container-registry.ovh.net/gpf-dockerhub/library/docker:dind"
+      command: ['--tls=false']
+  script:
+    - |
+      if [[ ! -f "${DOCKERFILE_DIR}/${DOCKERFILE_NAME}" ]]; then
+        echo "A Dockerfile must be present !";
+        exit 1;
+      else
+        echo "Using ${DOCKERFILE_DIR}/${DOCKERFILE_NAME} as dockerfile"
+      fi
+    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
+    - cd ${DOCKERFILE_DIR}
+    - docker build --pull ${BUILD_ARGS} -t "${CI_REGISTRY_IMAGE}/${DOCKER_IMG_NAME}:${TAG_NAME}" -f ${DOCKERFILE_NAME} .
+    - docker push "${CI_REGISTRY_IMAGE}/${DOCKER_IMG_NAME}:${TAG_NAME}"
+    - docker logout $CI_REGISTRY
+
+############### JOB ######################
+docker:build:latest:
+  extends: .docker-build
+  before_script:
+    - |
+      if [[ -f .appVersion ]]; then
+        export TAG_NAME=$(cat .appVersion)
+      fi
+  rules:
+    - if: $WITH_DOCKER_JOBS != "true"
+      when: never
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
+
+docker:build:version:
+  extends: .docker-build
+  variables:
+    TAG_NAME: $CI_COMMIT_REF_SLUG
+  rules:
+    - if: $WITH_DOCKER_JOBS != "true"
+      when: never
+    - if: $CI_COMMIT_BRANCH != $CI_DEFAULT_BRANCH
+      when: manual
+      allow_failure: true