add tag to build name

Jenkinsfile

@@ -35,30 +35,18 @@ pipeline {
         stage('Detect Tag') {
       steps {
         script {
-          echo "REF from Gitea: ${env.GITEA_REF}"
-          echo "GIT_BRANCH: ${env.GIT_BRANCH}"
-          echo "GIT_TAG: ${env.GIT_TAG}"
 
-          def ref = sh(script: "git rev-parse --symbolic-full-name HEAD", returnStdout: true).trim()
-          if (ref.startsWith('refs/tags/')) {
-            def tag = ref.replace('refs/tags/', '')
-            echo "Tag detected: ${tag}"
+          def tag = sh(script: "git describe --tags --exact-match", returnStdout: true).trim()
+          echo "Tag detected: ${tag}"
 
-            if (tag.toLowerCase().contains('unsable')) {
-              echo "Tag contains 'unsable' → marking build UNSTABLE"
-              currentBuild.result = 'UNSTABLE'
-            }
-
-            // Expose for other stages
-            env.TAG_NAME = tag
-          } else {
-            // Normal branch push = DEV build
-            def branchName = ref.replace("refs/heads/", "")
-            echo "Regular branch build: ${branchName}"
-
-            // Mark display name as a dev build
-            currentBuild.displayName = "#${env.BUILD_NUMBER} DEV-${branchName}"
+          if (tag.toLowerCase().contains('unsable')) {
+            echo "Tag contains 'unsable' → marking build UNSTABLE"
+            currentBuild.result = 'UNSTABLE'
           }
+
+          // Expose for other stages
+          currentBuild.displayName = "#${env.BUILD_NUMBER} ${tag}"
+          env.TAG_NAME = tag
         }
       }
         }
@@ -138,26 +126,16 @@ stage('Archive Build Artifacts') {
     always {
         script {
             // Automatically detects full ref name
-            def ref = sh(script: "git rev-parse --symbolic-full-name HEAD", returnStdout: true).trim()
+            def tag = sh(script: "git describe --tags --exact-match", returnStdout: true).trim()
+            echo "Detected tag: ${tag}"
 
-            if (ref.startsWith("refs/tags/")) {
-                // Extract tag name
-                def tag = ref.replace("refs/tags/", "")
-                echo "Detected tag: ${tag}"
-
-                if (tag.toLowerCase().contains("unstable")) {
-                    echo "Unstable tag detected"
-                    currentBuild.result = "UNSTABLE"
-                } else {
-                    echo "Stable tagged build"
-                    currentBuild.description = "Stable"
-                    currentBuild.result = "SUCCESS"
-                }
-
-            } else {
+            if (tag.toLowerCase().contains("unstable")) {
+                echo "Unstable tag detected"
                 currentBuild.result = "UNSTABLE"
-                echo "Regular commit → marking as dev build"
-                currentBuild.description = "Dev Build"
+            } else {
+                echo "Stable tagged build"
+                currentBuild.description = "Stable"
+                currentBuild.result = "SUCCESS"
             }
         }
     }