CI: add Conan and CMake build workflows

.github/workflows/build.yml

@@ -0,0 +1,155 @@
+name: Build
+on:
+  push:
+    paths-ignore:
+      - '**.md'
+      - 'LICENSE'
+      - '.gitignore'
+      - 'resources/**'
+  pull_request:
+    paths-ignore:
+      - '**.md'
+      - 'LICENSE'
+      - '.gitignore'
+      - 'resources/**'
+  workflow_dispatch:
+jobs:
+  python:
+    name: Python - ${{ matrix.platform[0] }} - ${{ matrix.platform[2] }}
+    runs-on: ${{ matrix.platform[1] }}
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - [Linux, ubuntu-latest, x86_64]
+          - [Linux, ubuntu-latest, i686]
+          - [Windows, windows-latest, AMD64]
+          - [Windows, windows-latest, x86]
+          - [Windows, windows-latest, ARM64]
+          - [MacOS, macos-latest, x86_64]
+          - [MacOS, macos-latest, arm64]
+          # aarch64 with QEMU works, but builds 10x slower than the rest
+          # - [Linux, ubuntu-latest, aarch64]
+          # spdlog fails to build with the correct architecture on universal2
+          # - [MacOS, macos-latest, universal2]
+          # ppc64le is too obscure and slow to build due to emulation
+          # - [Linux, ubuntu-latest, ppc64le]
+          # s390x is too obscure  is not compatible due to being big-endian
+          # - [Linux, ubuntu-latest, s390x]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        if: runner.os == 'Linux'
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: all
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.12'
+
+      - name: Install cibuildwheel
+        run: python -m pip install --upgrade cibuildwheel
+
+      - name: Build wheels
+        run: python -m cibuildwheel --output-dir wheelhouse
+        env:
+          CIBW_ARCHS: ${{ matrix.platform[2] }}
+          CIBW_BUILD: cp38* cp312*
+          CIBW_SKIP: "*-musllinux*"
+
+      - name: Inspect
+        run: ls wheelhouse/
+
+  conan:
+    name: Conan - ${{ matrix.platform[0] }} - ${{ matrix.platform[2] }}
+    runs-on: ${{ matrix.platform[1] }}
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - [Linux, ubuntu-latest, gcc]
+          - [Linux, ubuntu-latest, clang]
+          - [Windows, windows-latest, msvc]
+          - [MacOS, macos-latest, apple-clang]
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install Clang
+        if: matrix.platform[2] == 'clang'
+        uses: KyleMayes/install-llvm-action@v1
+        with:
+          version: "17.0"
+
+      - name: Set env vars for Clang
+        if: matrix.platform[2] == 'clang'
+        run: echo "CC=clang" >> $GITHUB_ENV && echo "CXX=clang++" >> $GITHUB_ENV
+
+      - name: Install Conan
+        id: conan
+        uses: turtlebrowser/get-conan@main
+
+      - name: Create default profile
+        run: conan profile detect
+
+      - name: Set compiler.cppstd to 17
+        shell: bash
+        run: sed -i 's/compiler.cppstd=.*/compiler.cppstd=17/' ~/.conan/profiles/default
+
+      - name: Build Conan package - static
+        run: conan create . --build missing
+
+      - name: Build Conan package - shared
+        run: conan create . --build missing -o "*/*:shared=True"
+
+  standalone:
+    name: CMake - ${{ matrix.platform[0] }} - ${{ matrix.platform[2] }}
+    runs-on: ${{ matrix.platform[1] }}
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - [Linux, ubuntu-latest, gcc]
+          - [Linux, ubuntu-latest, clang]
+          - [Windows, windows-latest, msvc]
+          - [MacOS, macos-latest, apple-clang]
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install Clang
+        if: matrix.platform[2] == 'clang'
+        uses: KyleMayes/install-llvm-action@v1
+        with:
+          version: "17.0"
+
+      - name: Set env vars for Clang
+        if: matrix.platform[2] == 'clang'
+        run: echo "CC=clang" >> $GITHUB_ENV && echo "CXX=clang++" >> $GITHUB_ENV
+
+      - uses: lukka/get-cmake@latest
+        with:
+          cmakeVersion: "~3.27"
+
+      - name: Install Conan
+        id: conan
+        uses: turtlebrowser/get-conan@main
+
+      - name: Configure
+        run: cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
+
+      - name: Build
+        run: cmake --build build --parallel
+
+      - name: Test
+        run: ctest --test-dir build --build-config Release
+
+      - name: Install
+        run: cmake --install build --prefix install
+
+      - name: Inspect prep
+        if: matrix.platform[0] == 'MacOS'
+        run: brew install tree
+
+      - name: Inspect
+        run: tree install/