Update CI scripts to match up with v2

.github/codecov.yml

@@ -1,3 +1,4 @@
 ignore:
   - "test"
   - "src/deps"
+  - "include/scn/ranges"

.github/workflows/arch.yml

@@ -0,0 +1,85 @@
+name: Other architectures
+
+on:
+  push:
+    branches:
+      - master
+      - dev
+      - v1-update
+    paths-ignore:
+      - '**.md'
+      - '**/docs/**'
+  pull_request:
+    branches:
+      - master
+      - dev
+    paths-ignore:
+      - '**.md'
+      - '**/docs/**'
+  workflow_dispatch:
+
+jobs:
+  other-archs:
+    runs-on: ubuntu-22.04
+    strategy:
+      fail-fast: false
+      matrix:
+        arch: [ armv7, aarch64, riscv64, s390x, ppc64le ]
+        distro: [ ubuntu22.04 ]
+
+        include:
+          - arch: armv6
+            distro: bullseye
+
+        exclude:
+          # FIXME: these runs take too long, and time out
+          - arch: aarch64
+          - arch: ppc64le
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - uses: uraimo/run-on-arch-action@v2
+        name: Build and test
+        id: build
+        with:
+          arch: ${{ matrix.arch }}
+          distro: ${{ matrix.distro }}
+
+          githubToken: ${{ github.token }}
+
+          install: |
+            apt-get update -yq
+            apt-get install -yq git wget cmake build-essential make g++ ninja-build
+
+          run: |
+            cmake -G Ninja -DSCN_DISABLE_TOP_PROJECT=ON -DSCN_PEDANTIC=ON -DSCN_WERROR=OFF -DSCN_TESTS=ON -B build
+            cmake --build build -- -k 0
+            ctest --output-on-failure --test-dir build
+
+  vs-arm64-crosscompile:
+    runs-on: windows-2022
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - gen: Visual Studio 17 2022
+            arch: ARM64
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Create Build Environment
+        run: cmake -E make_directory ${{ runner.workspace }}/build
+
+      - name: Run CMake
+        working-directory: ${{ runner.workspace }}/build
+        shell: bash
+        run: |
+          cmake -G "${{ matrix.gen }}" -A ${{ matrix.arch }} -DCMAKE_CROSSCOMPILING=ON -DSCN_CI=ON $GITHUB_WORKSPACE
+
+      - name: Build
+        working-directory: ${{ runner.workspace }}/build
+        run: cmake --build . --parallel

.github/workflows/coverage.yml

@@ -1,51 +1,63 @@
-name: Code coverage
+name: Coverage
 
-on: [ push, pull_request ]
+on:
+  push:
+    paths-ignore:
+      - '**.md'
+      - '**/docs/**'
+  pull_request:
+    paths-ignore:
+      - '**.md'
+      - '**/docs/**'
+  workflow_dispatch:
 
 jobs:
   codecov:
-    runs-on: ubuntu-latest
-    env:
-      CXX: g++-8
+    runs-on: ubuntu-22.04
+
     steps:
-      - uses: actions/checkout@v2
-        with:
-          submodules: recursive
+      - name: Setup CMake and Ninja
+        uses: lukka/get-cmake@latest
 
       - name: Create Build Environment
         run: |
           sudo locale-gen en_US.UTF-8
           sudo locale-gen fi_FI.UTF-8
           sudo update-locale
           sudo locale -a
-          sudo apt-get install -yq --no-install-suggests --no-install-recommends --force-yes g++-8
-          mkdir ${{ runner.workspace }}/lcov
+
+          sudo apt-get install -yq lcov
+
           mkdir ${{ runner.workspace }}/build
+          mkdir ${{ runner.workspace }}/report
+
+      - name: Checkout
+        uses: actions/checkout@v4
 
-      - name: Setup lcov
-        working-directory: ${{ runner.workspace }}/lcov
-        shell: bash
+      - name: Run CMake
+        working-directory: ${{ runner.workspace }}/build
         run: |
-          wget http://downloads.sourceforge.net/ltp/lcov-1.14.tar.gz
-          tar xvfz lcov-1.14.tar.gz
-          make -C lcov-1.14
-          sudo make -C lcov-1.14 install
+          cmake -G Ninja -DCMAKE_BUILD_TYPE=Debug \
+                -DCMAKE_CXX_STANDARD=20 \
+                -DSCN_BUILD_LOCALIZED_TESTS=ON -DSCN_COVERAGE=ON \
+                -DSCN_BENCHMARKS=OFF -DSCN_EXAMPLES=OFF \
+                $GITHUB_WORKSPACE
 
       - name: Build
         working-directory: ${{ runner.workspace }}/build
         run: |
-          cmake -DSCN_BUILD_LOCALIZED_TESTS=ON -DSCN_COVERAGE=ON -DSCN_BENCHMARKS=OFF -DSCN_EXAMPLES=OFF $GITHUB_WORKSPACE
-          make -k -j2
+          cmake --build . -- -k 0
 
       - name: Generate Coverage Report
         working-directory: ${{ runner.workspace }}/build
         run: |
-          ctest
-          lcov --gcov-tool /usr/bin/gcov-8 --directory . --capture --output-file coverage.info
-          lcov --gcov-tool /usr/bin/gcov-8 --remove coverage.info '/usr/*' 'test/*' 'src/deps/*' --output-file coverage.info
-          lcov --gcov-tool /usr/bin/gcov-8 --list coverage.info
+          ./coverage.sh
+          cp coverage-filtered.info ${{ runner.workspace }}/report/coverage.info
 
       - name: Upload Coverage Report
-        uses: codecov/codecov-action@v2
+        uses: codecov/codecov-action@v3
         with:
-          directory: ${{ runner.workspace }}/build
+          directory: ${{ runner.workspace }}/report
+          fail_ci_if_error: true
+          verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}