diff --git a/.github/workflows/CICD.yml b/.github/workflows/CICD.yml
index b448b76d0..3b78fa6e2 100644
--- a/.github/workflows/CICD.yml
+++ b/.github/workflows/CICD.yml
@@ -82,49 +82,6 @@ jobs:
         grep --ignore-case "all deps seem to have been used" udeps.log || { printf "%s\n" "::${fault_type} ::${fault_prefix}: \`cargo udeps\`: style violation (unused dependency found)" ; fault=true ; }
         if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
 
-  style_format:
-    name: Style/format
-    runs-on: ${{ matrix.job.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        job:
-          - { os: ubuntu-latest , features: feat_os_unix }
-    steps:
-    - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@master
-      with:
-        toolchain: stable
-        components: rustfmt
-    - uses: Swatinem/rust-cache@v2
-    - name: Initialize workflow variables
-      id: vars
-      shell: bash
-      run: |
-        ## VARs setup
-        outputs() { step_id="${{ github.action }}"; for var in "$@" ; do echo steps.${step_id}.outputs.${var}="${!var}"; echo "${var}=${!var}" >> $GITHUB_OUTPUT; done; }
-        # failure mode
-        unset FAIL_ON_FAULT ; case '${{ env.STYLE_FAIL_ON_FAULT }}' in
-          ''|0|f|false|n|no|off) FAULT_TYPE=warning ;;
-          *) FAIL_ON_FAULT=true ; FAULT_TYPE=error ;;
-        esac;
-        outputs FAIL_ON_FAULT FAULT_TYPE
-        # target-specific options
-        # * CARGO_FEATURES_OPTION
-        CARGO_FEATURES_OPTION='' ;
-        if [ -n "${{ matrix.job.features }}" ]; then CARGO_FEATURES_OPTION='--features "${{ matrix.job.features }}"' ; fi
-        outputs CARGO_FEATURES_OPTION
-    - name: "`cargo fmt` testing"
-      shell: bash
-      run: |
-        ## `cargo fmt` testing
-        unset fault
-        fault_type="${{ steps.vars.outputs.FAULT_TYPE }}"
-        fault_prefix=$(echo "$fault_type" | tr '[:lower:]' '[:upper:]')
-        # * convert any errors/warnings to GHA UI annotations; ref: <https://help.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-a-warning-message>
-        S=$(cargo fmt -- --check) && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s\n" "$S" | sed -E -n -e "s/^Diff[[:space:]]+in[[:space:]]+${PWD//\//\\/}\/(.*)[[:space:]]+at[[:space:]]+[^0-9]+([0-9]+).*$/::${fault_type} file=\1,line=\2::${fault_prefix}: \`cargo fmt\`: style violation (file:'\1', line:\2; use \`cargo fmt -- \"\1\"\`)/p" ; fault=true ; }
-        if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
-
   fuzz:
     name: Run the fuzzers
     runs-on: ubuntu-latest
@@ -175,114 +132,6 @@ jobs:
         cd fuzz
         cargo +nightly fuzz run fuzz_parse_time -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
 
-  style_lint:
-    name: Style/lint
-    runs-on: ${{ matrix.job.os }}
-    env:
-      SCCACHE_GHA_ENABLED: "true"
-      RUSTC_WRAPPER: "sccache"
-    strategy:
-      fail-fast: false
-      matrix:
-        job:
-          - { os: ubuntu-latest  , features: feat_os_unix }
-          - { os: macos-latest   , features: feat_os_macos }
-          - { os: windows-latest , features: feat_os_windows }
-    steps:
-    - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@master
-      with:
-        toolchain: stable
-        components: clippy
-    - uses: Swatinem/rust-cache@v2
-    - name: Run sccache-cache
-      uses: mozilla-actions/sccache-action@v0.0.3
-    - name: Initialize workflow variables
-      id: vars
-      shell: bash
-      run: |
-        ## VARs setup
-        outputs() { step_id="${{ github.action }}"; for var in "$@" ; do echo steps.${step_id}.outputs.${var}="${!var}"; echo "${var}=${!var}" >> $GITHUB_OUTPUT; done; }
-        # failure mode
-        unset FAIL_ON_FAULT ; case '${{ env.STYLE_FAIL_ON_FAULT }}' in
-          ''|0|f|false|n|no|off) FAULT_TYPE=warning ;;
-          *) FAIL_ON_FAULT=true ; FAULT_TYPE=error ;;
-        esac;
-        outputs FAIL_ON_FAULT FAULT_TYPE
-        # target-specific options
-        # * CARGO_FEATURES_OPTION
-        CARGO_FEATURES_OPTION='--all-features' ;
-        if [ -n "${{ matrix.job.features }}" ]; then CARGO_FEATURES_OPTION='--features ${{ matrix.job.features }}' ; fi
-        outputs CARGO_FEATURES_OPTION
-        # * determine sub-crate utility list
-        UTILITY_LIST="$(./util/show-utils.sh ${CARGO_FEATURES_OPTION})"
-        echo UTILITY_LIST=${UTILITY_LIST}
-        CARGO_UTILITY_LIST_OPTIONS="$(for u in ${UTILITY_LIST}; do echo -n "-puu_${u} "; done;)"
-        outputs CARGO_UTILITY_LIST_OPTIONS
-    - name: Install/setup prerequisites
-      shell: bash
-      run: |
-        ## Install/setup prerequisites
-        case '${{ matrix.job.os }}' in
-          macos-latest) brew install coreutils ;; # needed for show-utils.sh
-        esac
-    - name: "`cargo clippy` lint testing"
-      shell: bash
-      run: |
-        ## `cargo clippy` lint testing
-        unset fault
-        CLIPPY_FLAGS="-W clippy::default_trait_access -W clippy::manual_string_new -W clippy::cognitive_complexity"
-        fault_type="${{ steps.vars.outputs.FAULT_TYPE }}"
-        fault_prefix=$(echo "$fault_type" | tr '[:lower:]' '[:upper:]')
-        # * convert any warnings to GHA UI annotations; ref: <https://help.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-a-warning-message>
-        S=$(cargo clippy --all-targets ${{ matrix.job.cargo-options }} ${{ steps.vars.outputs.CARGO_UTILITY_LIST_OPTIONS }} -- ${CLIPPY_FLAGS} -D warnings 2>&1) && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s" "$S" | sed -E -n -e '/^error:/{' -e "N; s/^error:[[:space:]]+(.*)\\n[[:space:]]+-->[[:space:]]+(.*):([0-9]+):([0-9]+).*$/::${fault_type} file=\2,line=\3,col=\4::${fault_prefix}: \`cargo clippy\`: \1 (file:'\2', line:\3)/p;" -e '}' ; fault=true ; }
-        if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
-
-  style_spellcheck:
-    name: Style/spelling
-    runs-on: ${{ matrix.job.os }}
-    strategy:
-      matrix:
-        job:
-          - { os: ubuntu-latest , features: feat_os_unix }
-    steps:
-    - uses: actions/checkout@v4
-    - name: Initialize workflow variables
-      id: vars
-      shell: bash
-      run: |
-        ## VARs setup
-        outputs() { step_id="${{ github.action }}"; for var in "$@" ; do echo steps.${step_id}.outputs.${var}="${!var}"; echo "${var}=${!var}" >> $GITHUB_OUTPUT; done; }
-        # failure mode
-        unset FAIL_ON_FAULT ; case '${{ env.STYLE_FAIL_ON_FAULT }}' in
-          ''|0|f|false|n|no|off) FAULT_TYPE=warning ;;
-          *) FAIL_ON_FAULT=true ; FAULT_TYPE=error ;;
-        esac;
-        outputs FAIL_ON_FAULT FAULT_TYPE
-    - name: Install/setup prerequisites
-      shell: bash
-      run: |
-        ## Install/setup prerequisites
-        # * pin installed cspell to v4.2.8 (cspell v5+ is broken for NodeJS < v12)
-        ## maint: [2021-11-10; rivy] `cspell` version may be advanced to v5 when used with NodeJS >= v12
-        sudo apt-get -y update ; sudo apt-get -y install npm ; sudo npm install cspell@4.2.8 -g ;
-    - name: Run `cspell`
-      shell: bash
-      run: |
-        ## Run `cspell`
-        unset fault
-        fault_type="${{ steps.vars.outputs.FAULT_TYPE }}"
-        fault_prefix=$(echo "$fault_type" | tr '[:lower:]' '[:upper:]')
-        # * find cspell configuration ; note: avoid quotes around ${cfg_file} b/c `cspell` (v4) doesn't correctly dequote the config argument (or perhaps a subshell expansion issue?)
-        cfg_files=($(shopt -s nullglob ; echo {.vscode,.}/{,.}c[sS]pell{.json,.config{.js,.cjs,.json,.yaml,.yml},.yaml,.yml} ;))
-        cfg_file=${cfg_files[0]}
-        unset CSPELL_CFG_OPTION ; if [ -n "$cfg_file" ]; then CSPELL_CFG_OPTION="--config $cfg_file" ; fi
-        # * `cspell`
-        ## maint: [2021-11-10; rivy] the `--no-progress` option for `cspell` is a `cspell` v5+ option
-        # S=$(cspell ${CSPELL_CFG_OPTION} --no-summary --no-progress "**/*") && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s" "$S" | sed -E -n "s/${PWD//\//\\/}\/(.*):(.*):(.*) - (.*)/::${fault_type} file=\1,line=\2,col=\3::${fault_type^^}: \4 (file:'\1', line:\2)/p" ; fault=true ; true ; }
-        S=$(cspell ${CSPELL_CFG_OPTION} --no-summary "**/*") && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s" "$S" | sed -E -n "s/${PWD//\//\\/}\/(.*):(.*):(.*) - (.*)/::${fault_type} file=\1,line=\2,col=\3::${fault_type^^}: \4 (file:'\1', line:\2)/p" ; fault=true ; true ; }
-        if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
-
   doc_warnings:
     name: Documentation/warnings
     runs-on: ${{ matrix.job.os }}
@@ -1081,15 +930,6 @@ jobs:
         name: toybox-result.json
         path: ${{ steps.vars.outputs.TEST_SUMMARY_FILE }}
 
-  toml_format:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v4
-
-      - name: Check
-        run: npx --yes @taplo/cli fmt --check
-
   coverage:
     name: Code Coverage
     runs-on: ${{ matrix.job.os }}
diff --git a/.github/workflows/code-quality.yml b/.github/workflows/code-quality.yml
new file mode 100644
index 000000000..c67483280
--- /dev/null
+++ b/.github/workflows/code-quality.yml
@@ -0,0 +1,175 @@
+name: Code Quality
+
+# spell-checker:ignore TERMUX reactivecircus Swatinem  noaudio pkill swiftshader dtolnay juliangruber
+
+on: [push, pull_request]
+
+permissions:
+  contents: read # to fetch code (actions/checkout)
+
+# End the current execution if there is a new changeset in the PR.
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
+jobs:
+
+  style_format:
+    name: Style/format
+    runs-on: ${{ matrix.job.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        job:
+          - { os: ubuntu-latest , features: feat_os_unix }
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@master
+      with:
+        toolchain: stable
+        components: rustfmt
+    - uses: Swatinem/rust-cache@v2
+    - name: Initialize workflow variables
+      id: vars
+      shell: bash
+      run: |
+        ## VARs setup
+        outputs() { step_id="${{ github.action }}"; for var in "$@" ; do echo steps.${step_id}.outputs.${var}="${!var}"; echo "${var}=${!var}" >> $GITHUB_OUTPUT; done; }
+        # failure mode
+        unset FAIL_ON_FAULT ; case '${{ env.STYLE_FAIL_ON_FAULT }}' in
+          ''|0|f|false|n|no|off) FAULT_TYPE=warning ;;
+          *) FAIL_ON_FAULT=true ; FAULT_TYPE=error ;;
+        esac;
+        outputs FAIL_ON_FAULT FAULT_TYPE
+        # target-specific options
+        # * CARGO_FEATURES_OPTION
+        CARGO_FEATURES_OPTION='' ;
+        if [ -n "${{ matrix.job.features }}" ]; then CARGO_FEATURES_OPTION='--features "${{ matrix.job.features }}"' ; fi
+        outputs CARGO_FEATURES_OPTION
+    - name: "`cargo fmt` testing"
+      shell: bash
+      run: |
+        ## `cargo fmt` testing
+        unset fault
+        fault_type="${{ steps.vars.outputs.FAULT_TYPE }}"
+        fault_prefix=$(echo "$fault_type" | tr '[:lower:]' '[:upper:]')
+        # * convert any errors/warnings to GHA UI annotations; ref: <https://help.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-a-warning-message>
+        S=$(cargo fmt -- --check) && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s\n" "$S" | sed -E -n -e "s/^Diff[[:space:]]+in[[:space:]]+${PWD//\//\\/}\/(.*)[[:space:]]+at[[:space:]]+[^0-9]+([0-9]+).*$/::${fault_type} file=\1,line=\2::${fault_prefix}: \`cargo fmt\`: style violation (file:'\1', line:\2; use \`cargo fmt -- \"\1\"\`)/p" ; fault=true ; }
+        if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
+
+  style_lint:
+    name: Style/lint
+    runs-on: ${{ matrix.job.os }}
+    env:
+      SCCACHE_GHA_ENABLED: "true"
+      RUSTC_WRAPPER: "sccache"
+    strategy:
+      fail-fast: false
+      matrix:
+        job:
+          - { os: ubuntu-latest  , features: feat_os_unix }
+          - { os: macos-latest   , features: feat_os_macos }
+          - { os: windows-latest , features: feat_os_windows }
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@master
+      with:
+        toolchain: stable
+        components: clippy
+    - uses: Swatinem/rust-cache@v2
+    - name: Run sccache-cache
+      uses: mozilla-actions/sccache-action@v0.0.3
+    - name: Initialize workflow variables
+      id: vars
+      shell: bash
+      run: |
+        ## VARs setup
+        outputs() { step_id="${{ github.action }}"; for var in "$@" ; do echo steps.${step_id}.outputs.${var}="${!var}"; echo "${var}=${!var}" >> $GITHUB_OUTPUT; done; }
+        # failure mode
+        unset FAIL_ON_FAULT ; case '${{ env.STYLE_FAIL_ON_FAULT }}' in
+          ''|0|f|false|n|no|off) FAULT_TYPE=warning ;;
+          *) FAIL_ON_FAULT=true ; FAULT_TYPE=error ;;
+        esac;
+        outputs FAIL_ON_FAULT FAULT_TYPE
+        # target-specific options
+        # * CARGO_FEATURES_OPTION
+        CARGO_FEATURES_OPTION='--all-features' ;
+        if [ -n "${{ matrix.job.features }}" ]; then CARGO_FEATURES_OPTION='--features ${{ matrix.job.features }}' ; fi
+        outputs CARGO_FEATURES_OPTION
+        # * determine sub-crate utility list
+        UTILITY_LIST="$(./util/show-utils.sh ${CARGO_FEATURES_OPTION})"
+        echo UTILITY_LIST=${UTILITY_LIST}
+        CARGO_UTILITY_LIST_OPTIONS="$(for u in ${UTILITY_LIST}; do echo -n "-puu_${u} "; done;)"
+        outputs CARGO_UTILITY_LIST_OPTIONS
+    - name: Install/setup prerequisites
+      shell: bash
+      run: |
+        ## Install/setup prerequisites
+        case '${{ matrix.job.os }}' in
+          macos-latest) brew install coreutils ;; # needed for show-utils.sh
+        esac
+    - name: "`cargo clippy` lint testing"
+      shell: bash
+      run: |
+        ## `cargo clippy` lint testing
+        unset fault
+        CLIPPY_FLAGS="-W clippy::default_trait_access -W clippy::manual_string_new -W clippy::cognitive_complexity"
+        fault_type="${{ steps.vars.outputs.FAULT_TYPE }}"
+        fault_prefix=$(echo "$fault_type" | tr '[:lower:]' '[:upper:]')
+        # * convert any warnings to GHA UI annotations; ref: <https://help.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-a-warning-message>
+        S=$(cargo clippy --all-targets ${{ matrix.job.cargo-options }} ${{ steps.vars.outputs.CARGO_UTILITY_LIST_OPTIONS }} -- ${CLIPPY_FLAGS} -D warnings 2>&1) && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s" "$S" | sed -E -n -e '/^error:/{' -e "N; s/^error:[[:space:]]+(.*)\\n[[:space:]]+-->[[:space:]]+(.*):([0-9]+):([0-9]+).*$/::${fault_type} file=\2,line=\3,col=\4::${fault_prefix}: \`cargo clippy\`: \1 (file:'\2', line:\3)/p;" -e '}' ; fault=true ; }
+        if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
+
+  style_spellcheck:
+    name: Style/spelling
+    runs-on: ${{ matrix.job.os }}
+    strategy:
+      matrix:
+        job:
+          - { os: ubuntu-latest , features: feat_os_unix }
+    steps:
+    - uses: actions/checkout@v4
+    - name: Initialize workflow variables
+      id: vars
+      shell: bash
+      run: |
+        ## VARs setup
+        outputs() { step_id="${{ github.action }}"; for var in "$@" ; do echo steps.${step_id}.outputs.${var}="${!var}"; echo "${var}=${!var}" >> $GITHUB_OUTPUT; done; }
+        # failure mode
+        unset FAIL_ON_FAULT ; case '${{ env.STYLE_FAIL_ON_FAULT }}' in
+          ''|0|f|false|n|no|off) FAULT_TYPE=warning ;;
+          *) FAIL_ON_FAULT=true ; FAULT_TYPE=error ;;
+        esac;
+        outputs FAIL_ON_FAULT FAULT_TYPE
+    - name: Install/setup prerequisites
+      shell: bash
+      run: |
+        ## Install/setup prerequisites
+        # * pin installed cspell to v4.2.8 (cspell v5+ is broken for NodeJS < v12)
+        ## maint: [2021-11-10; rivy] `cspell` version may be advanced to v5 when used with NodeJS >= v12
+        sudo apt-get -y update ; sudo apt-get -y install npm ; sudo npm install cspell@4.2.8 -g ;
+    - name: Run `cspell`
+      shell: bash
+      run: |
+        ## Run `cspell`
+        unset fault
+        fault_type="${{ steps.vars.outputs.FAULT_TYPE }}"
+        fault_prefix=$(echo "$fault_type" | tr '[:lower:]' '[:upper:]')
+        # * find cspell configuration ; note: avoid quotes around ${cfg_file} b/c `cspell` (v4) doesn't correctly dequote the config argument (or perhaps a subshell expansion issue?)
+        cfg_files=($(shopt -s nullglob ; echo {.vscode,.}/{,.}c[sS]pell{.json,.config{.js,.cjs,.json,.yaml,.yml},.yaml,.yml} ;))
+        cfg_file=${cfg_files[0]}
+        unset CSPELL_CFG_OPTION ; if [ -n "$cfg_file" ]; then CSPELL_CFG_OPTION="--config $cfg_file" ; fi
+        # * `cspell`
+        ## maint: [2021-11-10; rivy] the `--no-progress` option for `cspell` is a `cspell` v5+ option
+        # S=$(cspell ${CSPELL_CFG_OPTION} --no-summary --no-progress "**/*") && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s" "$S" | sed -E -n "s/${PWD//\//\\/}\/(.*):(.*):(.*) - (.*)/::${fault_type} file=\1,line=\2,col=\3::${fault_type^^}: \4 (file:'\1', line:\2)/p" ; fault=true ; true ; }
+        S=$(cspell ${CSPELL_CFG_OPTION} --no-summary "**/*") && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s" "$S" | sed -E -n "s/${PWD//\//\\/}\/(.*):(.*):(.*) - (.*)/::${fault_type} file=\1,line=\2,col=\3::${fault_type^^}: \4 (file:'\1', line:\2)/p" ; fault=true ; true ; }
+        if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
+
+  toml_format:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v4
+
+      - name: Check
+        run: npx --yes @taplo/cli fmt --check