diff --git a/.cicd/platforms/unpinned/ubuntu-20.04-unpinned.dockerfile b/.cicd/platforms/unpinned/ubuntu-20.04-unpinned.dockerfile
new file mode 100644
index 00000000000..a51ff573bb0
--- /dev/null
+++ b/.cicd/platforms/unpinned/ubuntu-20.04-unpinned.dockerfile
@@ -0,0 +1,30 @@
+FROM ubuntu:20.04
+
+# install dependencies.
+RUN export DEBIAN_FRONTEND=noninteractive \
+ && apt-get update \
+ && apt-get install -yq \
+        binaryen                    \
+        build-essential             \
+        ccache                      \
+        cmake                       \
+        curl                        \
+        dumb-init                   \
+        git                         \
+        jq                          \
+        libboost-all-dev            \
+        libcurl4-openssl-dev        \
+        libgmp-dev                  \
+        libssl-dev                  \
+        libtinfo5                   \
+        libusb-1.0-0-dev            \
+        libzstd-dev                 \
+        llvm-11-dev                 \
+        ninja-build                 \
+        npm                         \
+        pkg-config                  \
+        time                        \
+ && apt-get clean -yq \
+ && rm -rf /var/lib/apt/lists/*
+
+ENTRYPOINT ["/usr/bin/dumb-init", "--"]
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
deleted file mode 100644
index 20c04810660..00000000000
--- a/.github/workflows/main.yml
+++ /dev/null
@@ -1,488 +0,0 @@
-name: Pull Request
-on: [pull_request]
-
-env:
-  PR_NUMBER: ${{ toJson(github.event.number) }}
-
-jobs:
-  submodule_regression_check:
-    if: github.event.pull_request.base.repo.id != github.event.pull_request.head.repo.id
-    name: Submodule Regression Check
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Submodule Regression Check
-        run: ./.cicd/submodule-regression-check.sh
-
-
-  amazon_linux-2-build:
-    if: github.event.pull_request.base.repo.id != github.event.pull_request.head.repo.id
-    name: Amazon_Linux 2 | Build
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Build
-        run: | 
-          ./.cicd/build.sh
-          tar -pczf build.tar.gz build
-        env:
-          IMAGE_TAG: amazon_linux-2-pinned
-          PLATFORM_TYPE: pinned
-      - name: Upload Build Artifact
-        uses: actions/upload-artifact@v1
-        with:
-          name: amazon_linux-2-build
-          path: build.tar.gz
-  amazon_linux-2-parallel-test:
-    name: Amazon_Linux 2 | Parallel Test
-    runs-on: ubuntu-latest
-    needs: amazon_linux-2-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: amazon_linux-2-build
-      - name: Parallel Test
-        run: | 
-          tar -xzf amazon_linux-2-build/build.tar.gz
-          ./.cicd/test.sh scripts/parallel-test.sh
-        env:
-          IMAGE_TAG: amazon_linux-2-pinned
-          PLATFORM_TYPE: pinned
-  amazon_linux-2-wasm-test:
-    name: Amazon_Linux 2 | WASM Spec Test
-    runs-on: ubuntu-latest
-    needs: amazon_linux-2-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: amazon_linux-2-build
-      - name: WASM Spec Test
-        run: | 
-          tar -xzf amazon_linux-2-build/build.tar.gz
-          ./.cicd/test.sh scripts/wasm-spec-test.sh
-        env:
-          IMAGE_TAG: amazon_linux-2-pinned
-          PLATFORM_TYPE: pinned
-  amazon_linux-2-serial-test:
-    name: Amazon_Linux 2 | Serial Test
-    runs-on: ubuntu-latest
-    needs: amazon_linux-2-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: amazon_linux-2-build
-      - name: Serial Test
-        run: | 
-          tar -xzf amazon_linux-2-build/build.tar.gz
-          ./.cicd/test.sh scripts/serial-test.sh
-        env:
-          IMAGE_TAG: amazon_linux-2-pinned
-          PLATFORM_TYPE: pinned
-
-
-  centos-77-build:
-    if: github.event.pull_request.base.repo.id != github.event.pull_request.head.repo.id
-    name: CentOS 7.7 | Build
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Build
-        run: | 
-          ./.cicd/build.sh
-          tar -pczf build.tar.gz build
-        env:
-          IMAGE_TAG: centos-7.7-pinned
-          PLATFORM_TYPE: pinned
-      - name: Upload Build Artifact
-        uses: actions/upload-artifact@v1
-        with:
-          name: centos-77-build
-          path: build.tar.gz
-  centos-77-parallel-test:
-    name: CentOS 7.7 | Parallel Test
-    runs-on: ubuntu-latest
-    needs: centos-77-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: centos-77-build
-      - name: Parallel Test
-        run: | 
-          tar -xzf centos-77-build/build.tar.gz
-          ./.cicd/test.sh scripts/parallel-test.sh
-        env:
-          IMAGE_TAG: centos-7.7-pinned
-          PLATFORM_TYPE: pinned
-  centos-77-wasm-test:
-    name: CentOS 7.7 | WASM Spec Test
-    runs-on: ubuntu-latest
-    needs: centos-77-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: centos-77-build
-      - name: WASM Spec Test
-        run: | 
-          tar -xzf centos-77-build/build.tar.gz
-          ./.cicd/test.sh scripts/wasm-spec-test.sh
-        env:
-          IMAGE_TAG: centos-7.7-pinned
-          PLATFORM_TYPE: pinned
-  centos-77-serial-test:
-    name: CentOS 7.7 | Serial Test
-    runs-on: ubuntu-latest
-    needs: centos-77-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: centos-77-build
-      - name: Serial Test
-        run: | 
-          tar -xzf centos-77-build/build.tar.gz
-          ./.cicd/test.sh scripts/serial-test.sh
-        env:
-          IMAGE_TAG: centos-7.7-pinned
-          PLATFORM_TYPE: pinned
-
-
-  ubuntu-1604-build:
-    if: github.event.pull_request.base.repo.id != github.event.pull_request.head.repo.id  
-    name: Ubuntu 16.04 | Build
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Build
-        run: | 
-          ./.cicd/build.sh
-          tar -pczf build.tar.gz build
-        env:
-          IMAGE_TAG: ubuntu-16.04-pinned
-          PLATFORM_TYPE: pinned
-      - name: Upload Build Artifact
-        uses: actions/upload-artifact@v1
-        with:
-          name: ubuntu-1604-build
-          path: build.tar.gz
-  ubuntu-1604-parallel-test:
-    name: Ubuntu 16.04 | Parallel Test
-    runs-on: ubuntu-latest
-    needs: ubuntu-1604-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: ubuntu-1604-build
-      - name: Parallel Test
-        run: | 
-          tar -xzf ubuntu-1604-build/build.tar.gz
-          ./.cicd/test.sh scripts/parallel-test.sh
-        env:
-          IMAGE_TAG: ubuntu-16.04-pinned
-          PLATFORM_TYPE: pinned
-  ubuntu-1604-wasm-test:
-    name: Ubuntu 16.04 | WASM Spec Test
-    runs-on: ubuntu-latest
-    needs: ubuntu-1604-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: ubuntu-1604-build
-      - name: WASM Spec Test
-        run: | 
-          tar -xzf ubuntu-1604-build/build.tar.gz
-          ./.cicd/test.sh scripts/wasm-spec-test.sh
-        env:
-          IMAGE_TAG: ubuntu-16.04-pinned
-          PLATFORM_TYPE: pinned
-  ubuntu-1604-serial-test:
-    name: Ubuntu 16.04 | Serial Test
-    runs-on: ubuntu-latest
-    needs: ubuntu-1604-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: ubuntu-1604-build
-      - name: Serial Test
-        run: | 
-          tar -xzf ubuntu-1604-build/build.tar.gz
-          ./.cicd/test.sh scripts/serial-test.sh
-        env:
-          IMAGE_TAG: ubuntu-16.04-pinned
-          PLATFORM_TYPE: pinned
-
-
-  ubuntu-1804-build:
-    if: github.event.pull_request.base.repo.id != github.event.pull_request.head.repo.id
-    name: Ubuntu 18.04 | Build
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Build
-        run: | 
-          ./.cicd/build.sh
-          tar -pczf build.tar.gz build
-        env:
-          IMAGE_TAG: ubuntu-18.04-pinned
-          PLATFORM_TYPE: pinned
-      - name: Upload Build Artifact
-        uses: actions/upload-artifact@v1
-        with:
-          name: ubuntu-1804-build
-          path: build.tar.gz
-  ubuntu-1804-parallel-test:
-    name: Ubuntu 18.04 | Parallel Test
-    runs-on: ubuntu-latest
-    needs: ubuntu-1804-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: ubuntu-1804-build
-      - name: Parallel Test
-        run: | 
-          tar -xzf ubuntu-1804-build/build.tar.gz
-          ./.cicd/test.sh scripts/parallel-test.sh
-        env:
-          IMAGE_TAG: ubuntu-18.04-pinned
-          PLATFORM_TYPE: pinned
-  ubuntu-1804-wasm-test:
-    name: Ubuntu 18.04 | WASM Spec Test
-    runs-on: ubuntu-latest
-    needs: ubuntu-1804-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: ubuntu-1804-build
-      - name: WASM Spec Test
-        run: | 
-          tar -xzf ubuntu-1804-build/build.tar.gz
-          ./.cicd/test.sh scripts/wasm-spec-test.sh
-        env:
-          IMAGE_TAG: ubuntu-18.04-pinned
-          PLATFORM_TYPE: pinned
-  ubuntu-1804-serial-test:
-    name: Ubuntu 18.04 | Serial Test
-    runs-on: ubuntu-latest
-    needs: ubuntu-1804-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: ubuntu-1804-build
-      - name: Serial Test
-        run: | 
-          tar -xzf ubuntu-1804-build/build.tar.gz
-          ./.cicd/test.sh scripts/serial-test.sh
-        env:
-          IMAGE_TAG: ubuntu-18.04-pinned
-          PLATFORM_TYPE: pinned
-
-
-  macos-1015-build:
-    if: github.event.pull_request.base.repo.id != github.event.pull_request.head.repo.id
-    name: MacOS 10.15 | Build
-    runs-on: macos-latest
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Build
-        run: | 
-          ./.cicd/platforms/unpinned/macos-10.14-unpinned.sh
-          ./.cicd/build.sh
-          tar -pczf build.tar.gz build
-      - name: Upload Build Artifact
-        uses: actions/upload-artifact@v1
-        with:
-          name: macos-1015-build
-          path: build.tar.gz
-  macos-1015-parallel-test:
-    name: MacOS 10.15 | Parallel Test
-    runs-on: macos-latest
-    needs: macos-1015-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: macos-1015-build
-      - name: Parallel Test
-        run: | 
-          ./.cicd/platforms/unpinned/macos-10.14-unpinned.sh
-          tar -xzf macos-1015-build/build.tar.gz
-          ./.cicd/test.sh scripts/parallel-test.sh
-  macos-1015-wasm-test:
-    name: MacOS 10.15 | WASM Spec Test
-    runs-on: macos-latest
-    needs: macos-1015-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: macos-1015-build
-      - name: WASM Spec Test
-        run: | 
-          ./.cicd/platforms/unpinned/macos-10.14-unpinned.sh
-          tar -xzf macos-1015-build/build.tar.gz
-          ./.cicd/test.sh scripts/wasm-spec-test.sh
-  macos-1015-serial-test:
-    name: MacOS 10.15 | Serial Test
-    runs-on: macos-latest
-    needs: macos-1015-build
-    steps:
-      - name: Checkout
-        run: |
-          git clone https://github.com/${GITHUB_REPOSITORY} .
-          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
-          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
-          git submodule sync --recursive
-          git submodule update --init --force --recursive
-      - name: Download Build Artifact
-        uses: actions/download-artifact@v1
-        with:
-          name: macos-1015-build
-      - name: Serial Test
-        run: | 
-          ./.cicd/platforms/unpinned/macos-10.14-unpinned.sh
-          tar -xzf macos-1015-build/build.tar.gz
-          ./.cicd/test.sh scripts/serial-test.sh
\ No newline at end of file
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
new file mode 100644
index 00000000000..328defdeca4
--- /dev/null
+++ b/.github/workflows/pr.yml
@@ -0,0 +1,20 @@
+name: Pull Request
+on: [pull_request]
+
+env:
+  PR_NUMBER: ${{ toJson(github.event.number) }}
+
+jobs:
+  submodule_regression_check:
+    name: Submodule Regression Check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        run: |
+          git clone https://github.com/${GITHUB_REPOSITORY} .
+          git fetch -v --prune origin +refs/pull/${PR_NUMBER}/merge:refs/remotes/pull/${PR_NUMBER}/merge
+          git checkout --force --progress refs/remotes/pull/${PR_NUMBER}/merge
+          git submodule sync --recursive
+          git submodule update --init --force --recursive
+      - name: Submodule Regression Check
+        run: ./.cicd/submodule-regression-check.sh
diff --git a/.github/workflows/ubuntu-2004.yml b/.github/workflows/ubuntu-2004.yml
new file mode 100644
index 00000000000..e5e716b7006
--- /dev/null
+++ b/.github/workflows/ubuntu-2004.yml
@@ -0,0 +1,369 @@
+name: Ubuntu 20.04
+on:
+  push:
+    branches:
+      - main
+      - "release/*"
+  pull_request:
+    types: [assigned, opened, synchronize, reopened, labeled]
+
+env:
+  UBUNTU_2004_IMAGE: "ghcr.io/eosnetworkfoundation/builder-ubuntu-20.04-unpinned:latest"
+
+jobs:
+  ubuntu-2004-build:
+    name: Ubuntu 20.04 | Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Timestamp
+        id: ccache_cache_timestamp
+        shell: cmake -P {0}
+        run: |
+          string(TIMESTAMP current_date "%Y-%m-%d-%H-%M-%S" UTC)
+          message("::set-output name=timestamp::${current_date}")
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Preserve ccache
+        uses: actions/cache@v1.1.0
+        with:
+          path: .ccache
+          key: $ubuntu-20.04-ccache_make-${{ steps.ccache_cache_timestamp.outputs.timestamp }}
+          restore-keys: |
+            $ubuntu-20.04-ccache_make-
+      - name: Build
+        run: |
+          set -e
+          export CCACHE_DIR=${GITHUB_WORKSPACE}/.ccache
+          export CCACHE_CONFIGPATH=${GITHUB_WORKSPACE}/ccache.conf
+          echo max_size = 600M >${GITHUB_WORKSPACE}/ccache.conf
+          echo log_file = ${GITHUB_WORKSPACE}/ccache.log >>${GITHUB_WORKSPACE}/ccache.conf
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} -e CCACHE_DIR -e CCACHE_CONFIGPATH --user $(id -u):$(id -g) ${UBUNTU_2004_IMAGE}"
+          export DOCKER_ROOT="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} -e CCACHE_DIR -e CCACHE_CONFIGPATH ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          echo =====
+          ${DOCKER} ccache -s
+          echo =====
+          mkdir build
+          ${DOCKER} bash -c "cd build && cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_C_COMPILER_LAUNCHER=ccache .."
+          echo =====
+          ${DOCKER} bash -c "cd build && make -j $(nproc)"
+          echo =====
+          mkdir install
+          ${DOCKER_ROOT} bash -c "cd build && DESTDIR=${GITHUB_WORKSPACE}/installed make -j $(nproc) install"
+          echo =====
+          ls -la ${GITHUB_WORKSPACE}
+          echo =====
+          ${DOCKER} ccache -s
+          echo =====
+          ${DOCKER} build/bin/nodeos --version
+          ${DOCKER} build/bin/nodeos --full-version
+          echo =====
+          tar -pczf build.tar.gz build
+          tar -pczf usr_local.tar.gz installed
+      - name: Upload build
+        uses: actions/upload-artifact@v1
+        with:
+          name: ubuntu-2004-build
+          path: build.tar.gz
+      - name: Upload usr_local
+        uses: actions/upload-artifact@v1
+        with:
+          name: ubuntu-2004-usr-local
+          path: usr_local.tar.gz
+  ubuntu-2004-docker:
+    name: Ubuntu 20.04 | Contract Builder Docker
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: Download usr_local
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-usr-local
+      - name: Docker Buildx setup
+        uses: docker/setup-buildx-action@v1
+      - name: Login to GitHub Package Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Define Tags
+        id: prep
+        run: |
+          REGISTRY="ghcr.io"
+          IMAGE="${REGISTRY}/${{ github.repository_owner }}/contract-builder-ubuntu-20.04-unpinned"
+          TAGS="${IMAGE}:${{ github.sha }}"
+          if [[ $GITHUB_REF == ref/head/main ]]; then
+            TAGS="${TAGS},${IMAGE}:latest"
+          fi
+          echo ::set-output name=tags::${TAGS,,}
+      - name: Prepare Dockerfile
+        run: |
+          set -e
+          mkdir installed
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          tar -xzf ubuntu-2004-usr-local/usr_local.tar.gz installed
+          echo =====
+          ls -l installed/usr/local/bin
+          echo =====
+          echo `pwd`/build/unittests
+          ls -l `pwd`/build/unittests
+          echo =====
+          echo "FROM ${UBUNTU_2004_IMAGE}" >Dockerfile
+          echo "RUN curl -LO https://github.com/EOSIO/eosio.cdt/releases/download/v1.7.0/eosio.cdt_1.7.0-1-ubuntu-18.04_amd64.deb \\" >>Dockerfile
+          echo " && dpkg -i eosio.cdt_1.7.0-1-ubuntu-18.04_amd64.deb \\" >>Dockerfile
+          echo " && rm eosio.cdt_1.7.0-1-ubuntu-18.04_amd64.deb" >>Dockerfile
+          echo "COPY installed/usr/local /usr/local" >>Dockerfile
+          echo "RUN mkdir -p `pwd`/build/unittests" >>Dockerfile
+          echo "COPY build/unittests `pwd`/build/unittests" >>Dockerfile
+          cat Dockerfile
+          echo =====
+          echo ${{ steps.prep.outputs.tags }}
+      - name: Build & Publish Image
+        uses: docker/build-push-action@v2
+        with:
+          push: true
+          file: Dockerfile
+          tags: ${{ steps.prep.outputs.tags }}
+          context: .
+  ubuntu-2004-parallel-test:
+    name: Ubuntu 20.04 | Parallel Test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: Parallel Test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -j $(nproc) -LE "nonparallelizable_tests|long_running_tests|wasm_spec_tests"'
+  ubuntu-2004-wasm-test:
+    name: Ubuntu 20.04 | WASM Spec Test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: WASM Spec Test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -j $(nproc) -L "wasm_spec_tests"'
+  ubuntu-2004-serial-test:
+    name: Ubuntu 20.04 | Serial Test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: Serial Test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          echo =====
+          ${DOCKER} npm i
+          echo =====
+          ${DOCKER} bash -c 'cd build && ctest -L "nonparallelizable_tests"'
+  ubuntu-2004-long-test:
+    name: Ubuntu 20.04 | Long-Running Test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: Long-Running Test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -L "long_running_tests" -E "nodeos_short_fork_take_over_lr_test|nodeos_under_min_avail_ram_lr_test|nodeos_startup_catchup_lr_test|nodeos_producer_watermark_lr_test|nodeos_irreversible_mode_lr_test|nodeos_forked_chain_lr_test|nodeos_voting_lr_test"'
+  nodeos_short_fork_take_over_lr_test:
+    name: Ubuntu 20.04 | nodeos_short_fork_take_over_lr_test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: nodeos_short_fork_take_over_lr_test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -R nodeos_short_fork_take_over_lr_test'
+  nodeos_under_min_avail_ram_lr_test:
+    name: Ubuntu 20.04 | nodeos_under_min_avail_ram_lr_test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: nodeos_under_min_avail_ram_lr_test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -R nodeos_under_min_avail_ram_lr_test'
+  nodeos_startup_catchup_lr_test:
+    name: Ubuntu 20.04 | nodeos_startup_catchup_lr_test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: nodeos_startup_catchup_lr_test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -R nodeos_startup_catchup_lr_test'
+  nodeos_producer_watermark_lr_test:
+    name: Ubuntu 20.04 | nodeos_producer_watermark_lr_test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: nodeos_producer_watermark_lr_test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -R nodeos_producer_watermark_lr_test'
+  nodeos_irreversible_mode_lr_test:
+    name: Ubuntu 20.04 | nodeos_irreversible_mode_lr_test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: nodeos_irreversible_mode_lr_test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -R nodeos_irreversible_mode_lr_test'
+  nodeos_forked_chain_lr_test:
+    name: Ubuntu 20.04 | nodeos_forked_chain_lr_test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: nodeos_forked_chain_lr_test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -R nodeos_forked_chain_lr_test'
+  nodeos_voting_lr_test:
+    name: Ubuntu 20.04 | nodeos_voting_lr_test
+    runs-on: ubuntu-latest
+    needs: ubuntu-2004-build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+          fetch-depth: 0
+      - name: Download build
+        uses: actions/download-artifact@v1
+        with:
+          name: ubuntu-2004-build
+      - name: nodeos_voting_lr_test
+        run: |
+          set -e
+          tar -xzf ubuntu-2004-build/build.tar.gz
+          export DOCKER="docker run --rm -v ${GITHUB_WORKSPACE}:${GITHUB_WORKSPACE} -w ${GITHUB_WORKSPACE} ${UBUNTU_2004_IMAGE}"
+          docker pull ${UBUNTU_2004_IMAGE}
+          ${DOCKER} bash -c 'cd build && ctest -R nodeos_voting_lr_test'
diff --git a/README.md b/README.md
index 0ae3cd8b9b4..8caec374727 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ apt-get update && apt-get install   \
         cmake                       \
         curl                        \
         git                         \
+        jq                          \
         libboost-all-dev            \
         libcurl4-openssl-dev        \
         libgmp-dev                  \
@@ -30,8 +31,8 @@ apt-get update && apt-get install   \
         libusb-1.0-0-dev            \
         libzstd-dev                 \
         llvm-11-dev                 \
-        npm                         \
         ninja-build                 \
+        npm                         \
         pkg-config                  \
         time
 ```