Move nginx to root directory

rootfs/Dockerfile

@@ -0,0 +1,32 @@
+# Copyright 2015 The Kubernetes Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM BASEIMAGE
+
+CROSS_BUILD_COPY qemu-QEMUARCH-static /usr/bin/
+
+RUN DEBIAN_FRONTEND=noninteractive apt-get update && apt-get install -y \
+  diffutils \
+  --no-install-recommends \
+  && rm -rf /var/lib/apt/lists/*
+
+RUN curl -sSL -o /tmp/dumb-init.deb http://ftp.us.debian.org/debian/pool/main/d/dumb-init/dumb-init_1.2.0-1_DUMB_ARCH.deb && \
+  dpkg -i /tmp/dumb-init.deb && \
+  rm /tmp/dumb-init.deb
+
+ENTRYPOINT ["/usr/bin/dumb-init"]
+
+COPY . /
+
+CMD ["/nginx-ingress-controller"]