feat(gitea): add uploadPackage() helper

vars/gitea.groovy

@@ -115,6 +115,54 @@ void release(String credentialsId, String org, String project, Map options = [:]
   )
 }
 
+// Téléverse un paquet sur Gitea pour le <ORG>/<PROJET> donné.
+void uploadPackage(String credentialsId, String org, String project, String packageFile, Map options = [:]) {
+  String baseUrl = options.get('baseUrl', 'https://forge.cadoles.com')
+
+  String scriptTempDir =  ".gitea-package-script-${System.currentTimeMillis()}"
+  sh("mkdir -p '${scriptTempDir}'")
+
+  String giteaPackageScript = "${scriptTempDir}/gitea-package.sh"
+
+  String giteaPackageScriptContent = libraryResource 'com/cadoles/gitea/gitea-package.sh'
+  writeFile file: giteaPackageScript, text:giteaPackageScriptContent
+  sh("chmod +x '${giteaPackageScript}'")
+
+  try {
+    withCredentials([
+      usernamePassword(
+        credentialsId: credentialsId,
+        usernameVariable: 'GITEA_PACKAGE_USERNAME',
+        passwordVariable: 'GITEA_PACKAGE_PASSWORD'
+      )
+    ]) {
+      sh """
+      export GITEA_PACKAGE_PROJECT="${project}"
+      export GITEA_PACKAGE_ORG="${org}"
+      export GITEA_PACKAGE_FILE="${packageFile}"
+
+      ${giteaPackageScript}
+      """
+    }
+  } finally {
+    dir(scriptTempDir) {
+      deleteDir()
+    }
+  }
+
+  rocketSend(
+    avatar: 'https://jenkins.cadol.es/static/b5f67753/images/headshot.png',
+    message: """
+    Nouveau paquet publié pour le projet `${org}/${project}`: [${packageFile}](${baseUrl}/${org}/-/packages/)
+
+    [Visualiser le job](${env.RUN_DISPLAY_URL})
+
+    @${utils.getBuildUser()}
+    """.stripIndent(),
+    rawMessage: true
+  )
+}
+
 // Télécharge les fichiers associés à une "version" publiée sur un projet Gitea
 void download(String credentialsId, String org, String project, Map options = [:]) {
   String baseUrl = options.get('baseUrl', 'https://forge.cadoles.com')