ci: add initial Jenkinsfile

Jenkinsfile

@@ -0,0 +1,17 @@
+node {
+    checkout scm 
+    /* .. snip .. */
+}
+
+pipeline {
+    agent any
+
+    stages {
+        stage('Build') {
+            steps {
+                sh "cd docker/development; docker compose build"
+
+            }
+        }
+    }
+}