diff --git a/qt6-after/qt6-migrated-legatus/new_docker_build_release2.sh b/qt6-after/qt6-migrated-legatus/new_docker_build_release2.sh
index dd564f187..1e6e42734 100755
--- a/qt6-after/qt6-migrated-legatus/new_docker_build_release2.sh
+++ b/qt6-after/qt6-migrated-legatus/new_docker_build_release2.sh
@@ -33,6 +33,19 @@ Prebuilt Docker image usage:
   --cmake_build_flags FLAGS Extra CMake flags passed to the in-container configure
                            (space-separated -D flags)
 
+Package production options (DEB):
+  --run-jenkins-builder    Build the release DEB packages inside the container
+                           using the in-tree rpmbuild/make_rpm_ubuntu26.py
+  --package-output-dir DIR Directory to mount for package output (default: ./packages-out)
+  --lts-version VERSION    LTS version for package (default: 1.0)
+  --project NAME           Project name for package (default: guez)
+  --build-number NUM       Build number for package (default: 1)
+  --build-tag TAG          Build tag for package (default: manual-build)
+
+Coverage options (lcov):
+  --run-coverage           Build with -O0 --coverage, run ctest and collect lcov
+  --coverage-output-dir DIR Directory to mount for coverage output (default: ./coverage-out)
+
 Docker mount configuration:
   --docker-mount-root PATH Container-side mount root path (default: /repo)
                            Changes where host directories are mounted in container
@@ -45,11 +58,28 @@ Environment variable overrides:
   RUN_CTEST=ON|OFF
   TESTS_ONLY=ON|OFF
   USE_PREBUILT_IMAGE=ON|OFF
+  RUN_JENKINS_BUILDER=ON|OFF
+  PACKAGE_OUTPUT_DIR=<dir>
+  LTS_VERSION=<version>
+  PROJECT=<name>
+  BUILD_NUMBER=<num>
+  BUILD_TAG=<tag>
+  RUN_COVERAGE=ON|OFF
+  COVERAGE_OUTPUT_DIR=<dir>
+
+MIGRATE_PIPELINE_ROOT resolution (highest precedence first):
+  1. exported MIGRATE_PIPELINE_ROOT (e.g. from a Jenkinsfile)
+  2. MIGRATE_PIPELINE_ROOT set by .envrc in this directory
+  3. derived from the script location (the DLBO Qt6 repo root)
 
 Examples:
   ./new_docker_build_release2.sh --group1 --group3 --group5 --group6
   BUILD_GROUP1=ON BUILD_GROUP3=ON ./new_docker_build_release2.sh
   ./new_docker_build_release2.sh --use-prebuilt-image --no-ctest
+  ./new_docker_build_release2.sh --group3 --run-jenkins-builder \
+    --package-output-dir "${WORKSPACE}/rpms/guez/release2/"
+  ./new_docker_build_release2.sh --group3 --run-coverage \
+    --coverage-output-dir "${WORKSPACE}/coverage/guez/release2/"
 EOF
   exit 1
 }
@@ -76,6 +106,46 @@ CMAKE_BUILD_FLAGS="${CMAKE_BUILD_FLAGS:-}"
 DOCKER_MOUNT_ROOT="${DOCKER_MOUNT_ROOT:-/repo}"
 export DOCKER_MOUNT_ROOT
 
+# Jenkins builder options for DEB package production
+RUN_JENKINS_BUILDER="${RUN_JENKINS_BUILDER:-OFF}"
+PACKAGE_OUTPUT_DIR="${PACKAGE_OUTPUT_DIR:-./packages-out}"
+LTS_VERSION="${LTS_VERSION:-1.0}"
+PROJECT="${PROJECT:-guez}"
+BUILD_NUMBER="${BUILD_NUMBER:-1}"
+BUILD_TAG="${BUILD_TAG:-manual-build}"
+
+# Code coverage (lcov)
+RUN_COVERAGE="${RUN_COVERAGE:-OFF}"
+COVERAGE_OUTPUT_DIR="${COVERAGE_OUTPUT_DIR:-./coverage-out}"
+
+# Export variables for Docker container
+export BUILD_GROUP1 BUILD_GROUP3 BUILD_GROUP5 BUILD_GROUP6 RUN_CTEST TESTS_ONLY USE_PREBUILT_IMAGE
+export RUN_JENKINS_BUILDER PACKAGE_OUTPUT_DIR LTS_VERSION PROJECT BUILD_NUMBER BUILD_TAG
+export RUN_COVERAGE COVERAGE_OUTPUT_DIR
+
+# MIGRATE_PIPELINE_ROOT resolution (highest precedence first):
+# 1. exported MIGRATE_PIPELINE_ROOT (e.g. from a Jenkinsfile)
+# 2. MIGRATE_PIPELINE_ROOT set by .envrc in this directory
+# 3. derived from the script location (the DLBO Qt6 repo root)
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+MIGRATE_PIPELINE_ROOT_DEFAULT="${SCRIPT_DIR}"
+PIPELINE_ROOT_EXPORTED="${MIGRATE_PIPELINE_ROOT:-}"
+
+if [[ -f ".envrc" ]]; then
+  set -a
+  source ".envrc"
+  set +a
+fi
+
+# An explicitly exported MIGRATE_PIPELINE_ROOT (Jenkinsfile) wins over .envrc
+if [[ -n "${PIPELINE_ROOT_EXPORTED}" ]]; then
+  MIGRATE_PIPELINE_ROOT="${PIPELINE_ROOT_EXPORTED}"
+else
+  MIGRATE_PIPELINE_ROOT="${MIGRATE_PIPELINE_ROOT:-${MIGRATE_PIPELINE_ROOT_DEFAULT}}"
+fi
+
+export MIGRATE_PIPELINE_ROOT
+
 # Parse arguments
 while [[ $# -gt 0 ]]; do
   case "$1" in
@@ -139,6 +209,38 @@ while [[ $# -gt 0 ]]; do
       DOCKER_MOUNT_ROOT="$2"
       shift 2
       ;;
+    --run-jenkins-builder)
+      RUN_JENKINS_BUILDER="ON"
+      shift
+      ;;
+    --package-output-dir)
+      PACKAGE_OUTPUT_DIR="$2"
+      shift 2
+      ;;
+    --lts-version)
+      LTS_VERSION="$2"
+      shift 2
+      ;;
+    --project)
+      PROJECT="$2"
+      shift 2
+      ;;
+    --build-number)
+      BUILD_NUMBER="$2"
+      shift 2
+      ;;
+    --build-tag)
+      BUILD_TAG="$2"
+      shift 2
+      ;;
+    --run-coverage)
+      RUN_COVERAGE="ON"
+      shift
+      ;;
+    --coverage-output-dir)
+      COVERAGE_OUTPUT_DIR="$2"
+      shift 2
+      ;;
     -h|--help)
       usage
       ;;
@@ -148,6 +250,11 @@ while [[ $# -gt 0 ]]; do
   esac
 done
 
+# Validate mutually exclusive options
+if [[ "${RUN_JENKINS_BUILDER}" == "ON" ]] && [[ "${RUN_COVERAGE}" == "ON" ]]; then
+  die "Error: --run-jenkins-builder and --run-coverage are mutually exclusive"
+fi
+
 require_command() {
   if ! command -v "$1" &> /dev/null; then
     die "Required command not found: $1"
@@ -489,6 +596,14 @@ DOCKER_RUN_ARGS=(
   -e BUILD_GROUP6="${BUILD_GROUP6}"
   -e RUN_CTEST="${RUN_CTEST}"
   -e TESTS_ONLY="${TESTS_ONLY}"
+  -e RUN_JENKINS_BUILDER="${RUN_JENKINS_BUILDER}"
+  -e PACKAGE_OUTPUT_DIR="${PACKAGE_OUTPUT_DIR}"
+  -e LTS_VERSION="${LTS_VERSION}"
+  -e PROJECT="${PROJECT}"
+  -e BUILD_NUMBER="${BUILD_NUMBER}"
+  -e BUILD_TAG="${BUILD_TAG}"
+  -e RUN_COVERAGE="${RUN_COVERAGE}"
+  -e COVERAGE_OUTPUT_DIR="${COVERAGE_OUTPUT_DIR}"
   -v "${MIGRATE_PIPELINE_ROOT}:${DOCKER_MOUNT_ROOT}"
   -w "${DOCKER_MOUNT_ROOT}/qt-migration-legatus/qt6-after/qt6-migrated-legatus"
 )
@@ -616,6 +731,14 @@ cmake -B "${BUILD_DIR}" \
   -DBUILD_GROUP3="${BUILD_GROUP3}" \
   -DBUILD_GROUP5="${BUILD_GROUP5}" \
   -DBUILD_GROUP6="${BUILD_GROUP6}" \
+  -DRUN_JENKINS_BUILDER="${RUN_JENKINS_BUILDER}" \
+  -DPACKAGE_OUTPUT_DIR="${PACKAGE_OUTPUT_DIR}" \
+  -DLTS_VERSION="${LTS_VERSION}" \
+  -DPROJECT="${PROJECT}" \
+  -DBUILD_NUMBER="${BUILD_NUMBER}" \
+  -DBUILD_TAG="${BUILD_TAG}" \
+  -DRUN_COVERAGE="${RUN_COVERAGE}" \
+  -DCOVERAGE_OUTPUT_DIR="${COVERAGE_OUTPUT_DIR}" \
   '"${CMAKE_BUILD_FLAGS}"' \
   .