Test: Add basic ci script and test files

This patch only adds rudimentary files for the CI and test setup.
A comprehensive PR with detailed setup will be added later.

Signed-off-by: Gowtham Suresh Kumar <gowtham.sureshkumar@arm.com>

Author: gowthamsk-arm

.gitignore

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+/target
+Cargo.lock
+.vscode
+*/Cargo.lock
+*/target

ci.sh

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+#!/usr/bin/env bash
+
+# Copyright 2023 Contributors to the Parsec project.
+# SPDX-License-Identifier: Apache-2.0
+
+set -ex
+
+openssl version
+openssl list -providers -provider-path ./target/debug/ -provider libparsec_openssl_provider_shared

tests/docker_image/parsec-provider-test.Dockerfile

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+# Copyright 2023 Contributors to the Parsec project.
+# SPDX-License-Identifier: Apache-2.0
+FROM ubuntu:22.04
+
+RUN apt-get update && apt-get -y upgrade
+RUN apt install -y autoconf-archive libcmocka0 libcmocka-dev procps
+RUN apt install -y iproute2 build-essential git pkg-config gcc libtool automake libssl-dev uthash-dev doxygen libjson-c-dev
+RUN apt install -y --fix-missing wget python3 cmake clang
+RUN apt install -y libini-config-dev libcurl4-openssl-dev curl libgcc1
+RUN apt install -y python3-distutils libclang-11-dev protobuf-compiler python3-pip
+RUN apt install -y libgcrypt20-dev uuid-dev
+RUN apt install -y libssl-dev git gcc openssl
+
+# Setup git config
+RUN git config --global user.email "some@email.com"
+RUN git config --global user.name "Parsec Team"
+
+WORKDIR /tmp
+
+# Install Rust toolchain for all users
+# This way of installing allows all users to call the same binaries, but non-root
+# users cannot modify the toolchains or install new ones.
+# See: https://github.com/rust-lang/rustup/issues/1085
+ENV RUSTUP_HOME /opt/rust
+ENV CARGO_HOME /opt/rust
+RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --no-modify-path
+ENV PATH="/root/.cargo/bin:/opt/rust/bin:${PATH}"
+
+# Install the wrappers for the Rust binaries installed earlier
+COPY _exec_wrapper /usr/local/bin/
+RUN ls /opt/rust/bin | xargs -n1 -I% ln -s /usr/local/bin/_exec_wrapper /usr/local/bin/$(basename %)
+
+# For running tests Parsec is configured with the socket in /tmp/
+ENV PARSEC_SERVICE_ENDPOINT="unix:/tmp/parsec.sock"