add release script publishing in CI

from chatGPT

.ci/release_script.sh

 #!/bin/bash
 
+# stop script if any command fails
+set -e
+
 # Vérifiez si le token d'accès privé GitLab est défini
 if [ -z "$GITLAB_PRIVATE_TOKEN" ]; then
     echo "Token d'accès privé GitLab non défini. Arrêt du script."
     exit 1
 fi
 
+if [ -z "$CI_COMMIT_TAG" ]; then
+    echo "This script should only be run on a tag."
+    exit 1
+fi
+
 # Variables
 PROJECT_ID="604"
-RELEASE_NAME="Release $CI_COMMIT_TAG"
-RELEASE_DESCRIPTION="Description de la release $CI_COMMIT_TAG"
+RELEASE_NAME="v$CI_COMMIT_TAG"
+RELEASE_DESCRIPTION="Release v$CI_COMMIT_TAG is awesome !"
 ARTIFACT_PATH="target/release/gcli"
 GITLAB_API_URL="https://git.duniter.org/api/v4"