add stats

JenkinsfileStats

@@ -0,0 +1,40 @@
+pipeline {
+    agent any
+    
+    parameters {
+        string(
+            defaultValue: '',
+            description: 'Build selector for Copy artifact',
+            name: 'BUILD_SELECTOR'
+        )
+    }
+
+    stages {
+        stage('Checkout') {
+            steps {
+                git branch: 'main', url: 'https://git.wmi.amu.edu.pl/s495715/iumKC.git'
+            }
+        }
+
+        stage('Copy Artifacts') {
+            steps {
+                script {
+                    def buildSelector = params.BUILD_SELECTOR ?: lastSuccessful()
+                    copyArtifacts fingerprintArtifacts: true, projectName: 'z-s495715-create-dataset', selector: buildParameter('BUILD_SELECTOR')
+                }
+            }
+        }
+
+        stage('Execute Script') {
+            steps {
+                sh './calculate_stats.sh'
+            }
+        }
+
+        stage('Archive Results') {
+            steps {
+                archiveArtifacts artifacts: 'stats.txt', onlyIfSuccessful: true
+            }
+        }
+    }
+}