diff --git a/.github/workflows/ci-image-test.yml b/.github/workflows/ci-image-test.yml
deleted file mode 100644
index 23a3f4fca..000000000
--- a/.github/workflows/ci-image-test.yml
+++ /dev/null
@@ -1,72 +0,0 @@
-name: CI - Integration tests
-
-on:
-  workflow_dispatch:
-    inputs:
-      commitOrTag:
-        description: 'Commit or tag'
-        required: false
-        default: ''
-  pull_request:
-    branches:
-      - 'master'
-      - 'main-zq2'
-
-jobs:
-  run-tests:
-    permissions:
-      id-token: write
-      contents: write
-    name: tests
-    runs-on: docker
-    env:
-      GCP_REGISTRY_DOMAIN: asia-docker.pkg.dev
-      GCP_REGISTRY: asia-docker.pkg.dev/${{ secrets.GCP_PRD_REGISTRY_PROJECT_ID }}/zilliqa-private
-    steps:
-    - name: Clean environment
-      # Prune the Docker resources created over 10 days before the current execution (change the value for a more/less aggressive cleanup).
-      shell: bash
-      run: |
-        docker system df
-        docker system prune -a -f --filter "until=336h"
-        docker system df
-    - name: 'Checkout scm ${{ inputs.commitOrTag }}'
-      uses: actions/checkout@v3
-      with:
-        fetch-depth: 0
-        ref: ${{ inputs.commitOrTag }}
-    - name: "Configure GCP Credentials"
-      id: google-auth
-      uses: "google-github-actions/auth@v1"
-      with:
-        token_format: "access_token"
-        workload_identity_provider: "${{ secrets.GCP_PRD_GITHUB_WIF }}"
-        service_account: "${{ secrets.GCP_PRD_GITHUB_SA_DOCKER_REGISTRY }}"
-        create_credentials_file: true
-    - name: Login to the GCP registry
-      uses: docker/login-action@v2
-      with:
-        registry: ${{ env.GCP_REGISTRY_DOMAIN }}
-        username: "oauth2accesstoken"
-        password: "${{ steps.google-auth.outputs.access_token }}"
-    - uses: Zilliqa/gh-actions-workflows/actions/ci-dockerized-app-build-push@v1
-      with:
-        file: docker/Dockerfile.test
-        push: false
-        tag: cilla:tests
-    - name: Run make test
-      run: |
-        docker run --rm -i scilla:tests bash -c 'eval $(opam env) && LD_LIBRARY_PATH=/scilla/0/vcpkg_installed/x64-linux-dynamic/lib make test'
-      shell: bash
-    - name: Run make test_server
-      run: |
-        docker run --rm -i scilla:tests bash -c 'eval $(opam env) && LD_LIBRARY_PATH=/scilla/0/vcpkg_installed/x64-linux-dynamic/lib make test_server'
-      shell: bash
-    - name: Run make coveralls
-      run: |
-        docker run --rm -i scilla:tests bash -c 'eval $(opam env) && LD_LIBRARY_PATH=/scilla/0/vcpkg_installed/x64-linux-dynamic/lib make coveralls TRAVIS_JOB_ID=${{ github.run_number }}'
-      shell: bash
-    - name: Run make lint
-      run: |
-        docker run --rm -i scilla:tests bash -c 'eval $(opam env) && LD_LIBRARY_PATH=/scilla/0/vcpkg_installed/x64-linux-dynamic/lib make lint'
-      shell: bash
diff --git a/docker/Dockerfile.test b/docker/Dockerfile.test
deleted file mode 100644
index e0d2bfb0c..000000000
--- a/docker/Dockerfile.test
+++ /dev/null
@@ -1,126 +0,0 @@
-# escape=\
-
-# Common dependencies of the builder and runner stages.
-FROM ubuntu:22.04 AS base
-# Format guideline: one package per line and keep them alphabetically sorted
-RUN apt-get update -y \
-    && apt-get install -y software-properties-common \
-    && apt-get update && apt-get install -y --no-install-recommends \
-    autoconf \
-    bison \
-    build-essential \
-    ca-certificates \
-    ccache \
-    cron \
-    curl \
-    dnsutils \
-    gawk \
-    git \
-    lcov \
-    libcurl4-openssl-dev \
-    libev-dev \
-    libgmp-dev \
-    libpcre3-dev \
-    libssl-dev \
-    libtool \
-    libxml2-utils \
-    ninja-build \
-    nload \
-    ocaml \
-    ocl-icd-opencl-dev \
-    opam \
-    openssh-client \
-    patchelf \
-    pkg-config \
-    rsync \
-    rsyslog \
-    tar \
-    trickle \
-    unzip \
-    vim \
-    wget \
-    zip \
-    zlib1g-dev \
-    && apt-get remove -y cmake python2 python3 && apt-get autoremove -y
-
-FROM base AS builder
-
-# CMake 3.24
-ARG CMAKE_VERSION=3.24.2
-RUN wget https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}-Linux-x86_64.sh \
-    && mkdir -p "${HOME}"/.local \
-    && bash ./cmake-${CMAKE_VERSION}-Linux-x86_64.sh --skip-license --prefix="${HOME}"/.local/ \
-    && "${HOME}"/.local/bin/cmake --version \
-    && rm cmake-${CMAKE_VERSION}-Linux-x86_64.sh
-ENV PATH="/root/.local/bin:${PATH}"
-
-# Setup ccache
-RUN ln -s "$(which ccache)" /usr/local/bin/gcc \
-  && ln -s "$(which ccache)" /usr/local/bin/g++ \
-  && ln -s "$(which ccache)" /usr/local/bin/cc \
-  && ln -s "$(which ccache)" /usr/local/bin/c++
-
-# This tag must be equivalent to the hash specified by "builtin-baseline" in vcpkg.json
-ARG VCPKG_COMMIT_OR_TAG=2022.09.27
-ARG VCPKG_ROOT=/vcpkg
-
-RUN ccache -p && ccache -z
-
-# If COMMIT_OR_TAG is a branch name or a tag, clone a shallow copy which is
-# faster; if this fails, just clone the full repo and checkout the commit.
-RUN git clone https://github.com/microsoft/vcpkg ${VCPKG_ROOT} \
-  && git -C ${VCPKG_ROOT} checkout ${VCPKG_COMMIT_OR_TAG} \
-  && ${VCPKG_ROOT}/bootstrap-vcpkg.sh
-
-RUN apt-get remove -y python3-dev && apt-get autoremove -y
-# Manually input tag or commit, can be overwritten by docker build-args
-ARG MAJOR_VERSION=0
-ARG SOURCE_DIR="/scilla/${MAJOR_VERSION}"
-
-WORKDIR ${SOURCE_DIR}
-
-ENV OCAML_VERSION 4.12.0
-
-COPY vcpkg-registry/ vcpkg-registry
-COPY vcpkg-configuration.json .
-COPY vcpkg.json .
-COPY vcpkg-ocaml/ vcpkg-ocaml
-COPY src/ src
-COPY scripts/ scripts
-COPY dune* ./
-COPY Makefile .
-COPY scilla.opam .
-COPY shell.nix .
-COPY .ocamlformat .
-COPY tests/ tests
-
-# Make sure vcpkg installs brings in the dependencies
-RUN --mount=type=cache,target=/root/.cache/vcpkg/ ${VCPKG_ROOT}/vcpkg install --triplet=x64-linux-dynamic
-
-RUN update-alternatives --install /usr/bin/python python "${SOURCE_DIR}/vcpkg_installed/x64-linux-dynamic/tools/python3/python3.10" 10 \
-  && update-alternatives --install /usr/bin/python3 python3 "${SOURCE_DIR}/vcpkg_installed/x64-linux-dynamic/tools/python3/python3.10" 10 # set python3 as default instead python3
-
-ENV PKG_CONFIG_PATH="${SOURCE_DIR}/vcpkg_installed/x64-linux-dynamic/lib/pkgconfig"
-ENV SCILLA_REPO_ROOT="${SOURCE_DIR}"
-
-RUN make opamdep-ci \
-    && echo '. ~/.opam/opam-init/init.sh > /dev/null 2> /dev/null || true ' >> ~/.bashrc \
-    && eval $(opam env) \
-    && make
-
-ARG BUILD_DIR="${SOURCE_DIR}/_build/default"
-ARG VCPKG_INSTALL_LIB_DIR="${BUILD_DIR}/vcpkg_installed/x64-linux-dynamic/lib"
-
-RUN mkdir -p ${VCPKG_INSTALL_LIB_DIR} \
-  && ldd ${BUILD_DIR}/src/runners/*.exe | grep vcpkg_installed | gawk '{print $3}' | xargs -I{} cp {} ${VCPKG_INSTALL_LIB_DIR} \
-  && rm -rf vcpkg_installed \
-  && ln -s ${BUILD_DIR}/vcpkg_installed vcpkg_installed
-
-WORKDIR /scilla/0/
-COPY . /scilla/0/
-
-RUN eval $(opam env) \
-  && LD_LIBRARY_PATH=/scilla/0/vcpkg_installed/x64-linux-dynamic/lib opam init --yes && \
-  LD_LIBRARY_PATH=/scilla/0/vcpkg_installed/x64-linux-dynamic/lib opam install reason.3.8.2 --yes
-
-RUN ./scripts/install_shellcheck_ubuntu.sh