Update Jenkinsfile

Jenkinsfile

@@ -0,0 +1,40 @@
+pipeline {
+    agent any
+
+    stages {
+        stage('Checkout') {
+            steps {
+                checkout scm
+            }
+        }
+
+        stage('Create file') {
+            steps {
+                sh '''
+                    echo "Hello from Jenkins" > jenkis_test.txt
+                '''
+            }
+        }
+
+        stage('Commit & Push') {
+            steps {
+                withCredentials([
+                    usernamePassword(
+                        credentialsId: 'gitea-creds',
+                        usernameVariable: 'GIT_USER',
+                        passwordVariable: 'GIT_PASS'
+                    )
+                ]) {
+                    sh '''
+                        git config user.email "jenkins@local"
+                        git config user.name "Jenkins"
+
+                        git add jenkis_test.txt
+                        git commit -m "Jenkins: add jenkis_test.txt" || echo "Nothing to commit"
+                        git push
+                    '''
+                }
+            }
+        }
+    }
+}