metrics: Add report dockerfile

This PR adds the report dockerfile for kata metrics.

Signed-off-by: Gabriela Cervantes <gabriela.cervantes.tellez@intel.com>

tests/metrics/report/report_dockerfile/Dockerfile

@@ -0,0 +1,44 @@
+# Copyright (c) 2018-2023 Intel Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Set up an Ubuntu image with the components needed to generate a
+# metrics report. That includes:
+#  - R
+#  - The R 'tidyverse'
+#  - pandoc
+#  - The report generation R files and helper scripts
+
+# Start with the base rocker tidyverse.
+# We would have used the 'verse' base, that already has some of the docs processing
+# installed, but I could not figure out how to add in the extra bits we needed to
+# the lite tex version is uses.
+# Here we specify a tag for base image instead of using latest to let it free from
+# the risk from the update of latest base image.
+FROM rocker/tidyverse:3.6.0
+
+# Version of the Dockerfile
+LABEL DOCKERFILE_VERSION="1.2"
+
+# Without this some of the package installs stop to try and ask questions...
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Install the extra doc processing parts we need for our Rmarkdown PDF flow.
+RUN apt-get update -qq && \
+  apt-get install -y --no-install-recommends \
+    texlive-latex-base \
+    texlive-fonts-recommended \
+    latex-xcolor && \
+  apt-get clean && \
+  rm -rf /var/lib/apt/lists
+
+# Install the extra R packages we need.
+RUN install2.r --error --deps TRUE \
+	gridExtra \
+	ggpubr
+
+# Pull in our actual worker scripts
+COPY . /scripts
+
+# By default generate the report
+CMD ["/scripts/genreport.sh"]