Complete Yocto mirror with license table for TQMa6UL (2038-compliance)

- 264 license table entries with exact download URLs (224/264 resolved)
- Complete sources/ directory with all BitBake recipes
- Build configuration: tqma6ul-multi-mba6ulx, spaetzle (musl)
- Full traceability for Softwarefreigabeantrag
- GCC 13.4.0, Linux 6.6.102, U-Boot 2023.04, musl 1.2.4
- License distribution: GPL-2.0 (24), MIT (23), GPL-2.0+ (18), BSD-3 (16)

sources/poky/meta/classes/mcextend.bbclass

@@ -0,0 +1,22 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
+python mcextend_virtclass_handler () {
+    cls = e.data.getVar("BBEXTENDCURR")
+    variant = e.data.getVar("BBEXTENDVARIANT")
+    if cls != "mcextend" or not variant:
+        return
+
+    override = ":virtclass-mcextend-" + variant
+
+    e.data.setVar("PN", e.data.getVar("PN", False) + "-" + variant)
+    e.data.setVar("MCNAME", variant)
+    e.data.setVar("OVERRIDES", e.data.getVar("OVERRIDES", False) + override)
+}
+
+addhandler mcextend_virtclass_handler
+mcextend_virtclass_handler[eventmask] = "bb.event.RecipePreFinalise"
+