app-container: temporarily copy contens of .inc file to recipe

Variable overrides have stopped working when this specific .inc
file are used. To keep the demo working, we temporarily copy the
exact contents of the .inc file into the recipe .. and all is well.

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>

recipes-demo/images/app-container.bb

@@ -2,9 +2,45 @@ SUMMARY = "Basic Application container image"
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
 
-include container-base.bb
+#include container-base.bb
 
 OCI_IMAGE_ENTRYPOINT = "/usr/bin/flask-app"
 CONTAINER_SHELL = "busybox"
 
 IMAGE_INSTALL:append = "helloworld-flask"
+
+IMAGE_FSTYPES = "container oci"
+inherit image
+inherit image-oci
+
+IMAGE_FEATURES = ""
+IMAGE_LINGUAS = ""
+NO_RECOMMENDATIONS = "1"
+
+IMAGE_INSTALL = " \
+       base-files \
+       base-passwd \
+       netbase \
+       ${CONTAINER_SHELL} \
+"
+
+# If the following is configured in local.conf (or the distro):
+#      PACKAGE_EXTRA_ARCHS:append = " container-dummy-provides"
+# 
+# it has been explicitly # indicated that we don't want or need a shell, so we'll
+# add the dummy provides.
+# 
+# This is required, since there are postinstall scripts in base-files and base-passwd
+# that reference /bin/sh and we'll get a rootfs error if there's no shell or no dummy
+# provider.
+CONTAINER_SHELL ?= "${@bb.utils.contains('PACKAGE_EXTRA_ARCHS', 'container-dummy-provides', 'container-dummy-provides', 'busybox', d)}"
+
+# Allow build with or without a specific kernel
+IMAGE_CONTAINER_NO_DUMMY = "1"
+
+# Workaround /var/volatile for now
+ROOTFS_POSTPROCESS_COMMAND += "rootfs_fixup_var_volatile ; "
+rootfs_fixup_var_volatile () {
+    install -m 1777 -d ${IMAGE_ROOTFS}/${localstatedir}/volatile/tmp
+    install -m 755 -d ${IMAGE_ROOTFS}/${localstatedir}/volatile/log
+}