feat(jenkins): initial Jenkins Cloudron package\n\n- Updated CloudronManifest.json with Jenkins version 2.516.1.\n- Refined Dockerfile to use jenkins-cli.jar for plugin installation and consolidated apt-get calls.\n- Modified start.sh to remove redundant plugin copy operation.\n- Renamed and updated JenkinsBuildNotes.md.\n- Added placeholder logo.png.\n\n🤖 Generated with Gemini CLI\nCo-Authored-By: Gemini <noreply@google.com>

CloudronPackages/Jenkins/start.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -euo pipefail
 
 # Jenkins home directory
 JENKINS_HOME=/app/data/jenkins_home
@@ -9,9 +9,6 @@ if [[ ! -d "${JENKINS_HOME}" ]]; then
     echo "Initializing Jenkins home directory"
     mkdir -p "${JENKINS_HOME}"
     cp -r /tmp/data/jenkins_home/* "${JENKINS_HOME}/" || true
-    # Copy plugins
-    mkdir -p "${JENKINS_HOME}/plugins"
-    cp -r /tmp/data/plugins/* "${JENKINS_HOME}/plugins/" || true
     # Create directory for JCasC
     mkdir -p "${JENKINS_HOME}/casc_configs"
 fi