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+SUMMARY = "Yocto Project builder container with systemd"
+DESCRIPTION = "A self-hosting Yocto build container. Includes compiler \
+    toolchain, Python 3, Git, and all tools needed to compile the Yocto \
+    Project. Uses systemd init and supports CROPS-style dynamic user \
+    creation for volume-mounted builds."
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
+
+IMAGE_FSTYPES = "container oci"
+inherit image
+inherit image-oci
+
+# Multi-layer OCI image
+OCI_LAYER_MODE = "multi"
+OCI_LAYERS = "\
+    systemd-base:packages:packagegroup-yocto-builder-base \
+    build-tools:packages:packagegroup-yocto-builder-toolchain \
+    yocto-extras:packages:packagegroup-yocto-builder-extras \
+"
+
+# Entrypoint: user setup script -> systemd
+OCI_IMAGE_ENTRYPOINT = "/usr/bin/builder-entry.sh"
+
+# OCI metadata
+OCI_IMAGE_AUTHOR ?= "meta-virtualization"
+OCI_IMAGE_TAG ?= "latest"
+
+# All packages listed here to trigger builds (multi-layer requirement)
+IMAGE_INSTALL = "packagegroup-yocto-builder"
+
+# No kernel needed for container
+IMAGE_CONTAINER_NO_DUMMY = "1"
+
+# Minimize image
+IMAGE_FEATURES = ""
+IMAGE_LINGUAS = ""
+NO_RECOMMENDATIONS = "1"