diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f66b8fe8fa..150b67c3db 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,6 +7,7 @@ on:
       - develop
       - '4.x'
       - '5.x'
+      - '5.0'
     paths-ignore:
       - '*.md'
   pull_request:
@@ -38,65 +39,14 @@ jobs:
         run: npm run lint
 
   test:
-    name: Run tests
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest]
-        node-version:
-          - "4"
-          - "5"
-          - "6"
-          - "7"
-          - "8"
-          - "9"
-          - "10"
-          - "11"
-          - "12"
-          - "13"
-          - "14"
-          - "15"
-          - "16"
-          - "17"
-          - "18"
-          - "19"
-          - "20"
-          - "21"
-          - "22"
-        # Use supported versions of our testing tools under older versions of Node
-        # Install npm in some specific cases where we need to
-        include:
-          - node-version: "4"
-            npm-i: "mocha@5.2.0 nyc@11.9.0 supertest@3.4.2"
-
-          - node-version: "5"
-            npm-i: "mocha@5.2.0 nyc@11.9.0 supertest@3.4.2"
-            # fixes https://github.com/npm/cli/issues/681
-            npm-version: "npm@3.10.10"
-
-          - node-version: "6"
-            npm-i: "mocha@6.2.2 nyc@14.1.1 supertest@3.4.2"
-
-          - node-version: "7"
-            npm-i: "mocha@6.2.2 nyc@14.1.1 supertest@6.1.6"
-
-          - node-version: "8"
-            npm-i: "mocha@7.2.0 nyc@14.1.1"
-
-          - node-version: "9"
-            npm-i: "mocha@7.2.0 nyc@14.1.1"
-
-          - node-version: "10"
-            npm-i: "mocha@8.4.0"
-
-          - node-version: "11"
-            npm-i: "mocha@8.4.0"
-
-          - node-version: "12"
-            npm-i: "mocha@9.2.2"
-
-          - node-version: "13"
-            npm-i: "mocha@9.2.2"
+        node-version: [18, 19, 20, 21, 22]
+        # Node.js release schedule: https://nodejs.org/en/about/releases/
+
+    name: Node.js ${{ matrix.node-version }}
 
     runs-on: ${{ matrix.os }}
     steps:
@@ -121,13 +71,6 @@ jobs:
       - name: Install dependencies
         run: npm install
 
-      - name: Install Node version specific dev deps
-        if: ${{ matrix.npm-i != '' }}
-        run: npm install --save-dev ${{ matrix.npm-i }}
-
-      - name: Remove non-test dependencies
-        run: npm rm --silent --save-dev connect-redis
-
       - name: Output Node and NPM versions
         run: |
           echo "Node.js version: $(node -v)"
diff --git a/.github/workflows/legacy.yml b/.github/workflows/legacy.yml
new file mode 100644
index 0000000000..2d9d50440d
--- /dev/null
+++ b/.github/workflows/legacy.yml
@@ -0,0 +1,142 @@
+name: legacy
+
+on:
+- pull_request
+- push
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        name:
+        - Node.js 11.x
+        - Node.js 12.x
+        - Node.js 13.x
+        - Node.js 14.x
+        - Node.js 15.x
+        - Node.js 16.x
+        - Node.js 17.x
+
+        include:
+        - name: Node.js 11.x
+          node-version: "11.15"
+          npm-i: mocha@8.4.0
+
+        - name: Node.js 12.x
+          node-version: "12.22"
+          npm-i: mocha@9.2.2
+
+        - name: Node.js 13.x
+          node-version: "13.14"
+          npm-i: mocha@9.2.2
+
+        - name: Node.js 14.x
+          node-version: "14.20"
+
+        - name: Node.js 15.x
+          node-version: "15.14"
+
+        - name: Node.js 16.x
+          node-version: "16.20"
+
+        - name: Node.js 17.x
+          node-version: "17.9"
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install Node.js ${{ matrix.node-version }}
+      shell: bash -eo pipefail -l {0}
+      run: |
+        nvm install --default ${{ matrix.node-version }}
+        dirname "$(nvm which ${{ matrix.node-version }})" >> "$GITHUB_PATH"
+
+    - name: Configure npm
+      run: |
+        npm config set loglevel error
+        if [[ "$(npm config get package-lock)" == "true" ]]; then
+          npm config set package-lock false
+        else
+          npm config set shrinkwrap false
+        fi
+
+    - name: Install npm module(s) ${{ matrix.npm-i }}
+      run: npm install --save-dev ${{ matrix.npm-i }}
+      if: matrix.npm-i != ''
+
+    - name: Remove non-test dependencies
+      run: npm rm --silent --save-dev connect-redis
+
+    - name: Setup Node.js version-specific dependencies
+      shell: bash
+      run: |
+        # eslint for linting
+        # - remove on Node.js < 12
+        if [[ "$(cut -d. -f1 <<< "${{ matrix.node-version }}")" -lt 12 ]]; then
+          node -pe 'Object.keys(require("./package").devDependencies).join("\n")' | \
+            grep -E '^eslint(-|$)' | \
+            sort -r | \
+            xargs -n1 npm rm --silent --save-dev
+        fi
+
+    - name: Install Node.js dependencies
+      run: npm install
+
+    - name: List environment
+      id: list_env
+      shell: bash
+      run: |
+        echo "node@$(node -v)"
+        echo "npm@$(npm -v)"
+        npm -s ls ||:
+        (npm -s ls --depth=0 ||:) | awk -F'[ @]' 'NR>1 && $2 { print $2 "=" $3 }' >> "$GITHUB_OUTPUT"
+
+    - name: Run tests
+      shell: bash
+      run: |
+        npm run test-ci
+        cp coverage/lcov.info "coverage/${{ matrix.name }}.lcov"
+
+    - name: Lint code
+      if: steps.list_env.outputs.eslint != ''
+      run: npm run lint
+
+    - name: Collect code coverage
+      run: |
+        mv ./coverage "./${{ matrix.name }}"
+        mkdir ./coverage
+        mv "./${{ matrix.name }}" "./coverage/${{ matrix.name }}"
+
+    - name: Upload code coverage
+      uses: actions/upload-artifact@v3
+      with:
+        name: coverage
+        path: ./coverage
+        retention-days: 1
+
+  coverage:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install lcov
+      shell: bash
+      run: sudo apt-get -y install lcov
+
+    - name: Collect coverage reports
+      uses: actions/download-artifact@v3
+      with:
+        name: coverage
+        path: ./coverage
+
+    - name: Merge coverage reports
+      shell: bash
+      run: find ./coverage -name lcov.info -exec printf '-a %q\n' {} \; | xargs lcov -o ./coverage/lcov.info
+
+    - name: Upload coverage report
+      uses: coverallsapp/github-action@master
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index db21a81b7e..0000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,107 +0,0 @@
-environment:
-  matrix:
-    - nodejs_version: "4.9"
-    - nodejs_version: "5.12"
-    - nodejs_version: "6.17"
-    - nodejs_version: "7.10"
-    - nodejs_version: "8.17"
-    - nodejs_version: "9.11"
-    - nodejs_version: "10.24"
-    - nodejs_version: "11.15"
-    - nodejs_version: "12.22"
-    - nodejs_version: "13.14"
-    - nodejs_version: "14.20"
-    - nodejs_version: "15.14"
-    - nodejs_version: "16.20"
-    - nodejs_version: "17.9"
-    - nodejs_version: "18.19"
-    - nodejs_version: "19.9"
-    - nodejs_version: "20.11"
-    - nodejs_version: "21.6"
-    - nodejs_version: "22.0"
-cache:
-  - node_modules
-install:
-  # Install Node.js
-  - ps: >-
-      try { Install-Product node $env:nodejs_version -ErrorAction Stop }
-      catch { Update-NodeJsInstallation (Get-NodeJsLatestBuild $env:nodejs_version) x64 }
-  # Configure npm
-  - ps: |
-      npm config set loglevel error
-      if ((npm config get package-lock) -eq "true") {
-        npm config set package-lock false
-      } else {
-        npm config set shrinkwrap false
-      }
-  # Remove all non-test dependencies
-  - ps: |
-      # Remove example dependencies
-      npm rm --silent --save-dev connect-redis
-      # Remove lint dependencies
-      cmd.exe /c "node -pe `"Object.keys(require('./package').devDependencies).join('\n')`"" | `
-        sls "^eslint(-|$)" | `
-        %{ npm rm --silent --save-dev $_ }
-  # Setup Node.js version-specific dependencies
-  - ps: |
-      # mocha for testing
-      # - use 5.x for Node.js < 6
-      # - use 6.x for Node.js < 8
-      # - use 7.x for Node.js < 10
-      # - use 8.x for Node.js < 12
-      # - use 9.x for Node.js < 14
-      if ([int]$env:nodejs_version.split(".")[0] -lt 4) {
-        npm install --silent --save-dev mocha@3.5.3
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 6) {
-        npm install --silent --save-dev mocha@5.2.0
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 8) {
-        npm install --silent --save-dev mocha@6.2.2
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 10) {
-        npm install --silent --save-dev mocha@7.2.0
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 12) {
-        npm install --silent --save-dev mocha@8.4.0
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 14) {
-        npm install --silent --save-dev mocha@9.2.2
-      }
-  - ps: |
-      # nyc for test coverage
-      # - use 10.3.2 for Node.js < 4
-      # - use 11.9.0 for Node.js < 6
-      # - use 14.1.1 for Node.js < 10
-      if ([int]$env:nodejs_version.split(".")[0] -lt 4) {
-        npm install --silent --save-dev nyc@10.3.2
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 6) {
-        npm install --silent --save-dev nyc@11.9.0
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 10) {
-        npm install --silent --save-dev nyc@14.1.1
-      }
-  - ps: |
-      # supertest for http calls
-      # - use 2.0.0 for Node.js < 4
-      # - use 3.4.2 for Node.js < 7
-      # - use 6.1.6 for Node.js < 8
-      if ([int]$env:nodejs_version.split(".")[0] -lt 4) {
-        npm install --silent --save-dev supertest@2.0.0
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 7) {
-        npm install --silent --save-dev supertest@3.4.2
-      } elseif ([int]$env:nodejs_version.split(".")[0] -lt 8) {
-        npm install --silent --save-dev supertest@6.1.6
-      }
-  # Update Node.js modules
-  - ps: |
-      # Prune & rebuild node_modules
-      if (Test-Path -Path node_modules) {
-        npm prune
-        npm rebuild
-      }
-  # Install Node.js modules
-  - npm install
-build: off
-test_script:
-  # Output version data
-  - ps: |
-      node --version
-      npm --version
-  # Run test script
-  - npm run test-ci
-version: "{build}"