feat: add github actions workflow

Author: craftablescience

.github/FUNDING.yml

@@ -0,0 +1 @@
+ko_fi: craftablescience

.github/ISSUE_TEMPLATE/bug_report.yml

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+name: Bug Report
+description: Report a bug
+title: Bug Title Here
+labels: [bug]
+body:
+- type: textarea
+  attributes:
+    label: Describe the Bug
+    description: A clear description of what the bug is. Feel free to add pictures or videos.
+    placeholder: |
+      When I do X then Y happens.
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: To Reproduce
+    description: Steps or code to reproduce the bug.
+    placeholder: |
+      1. Launch ...
+      2. Open ...
+      3. Do ...
+      4. See error ...
+  validations:
+    required: true
+- type: input
+  attributes:
+    label: Operating System / Compiler
+    placeholder: If specific to an OS and/or compiler.
+  validations:
+    required: true

.github/ISSUE_TEMPLATE/feature_request.yml

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+name: Feature Request
+description: Request a feature
+title: Feature Title Here
+labels: [enhancement]
+body:
+- type: textarea
+  attributes:
+    label: Describe Your Suggestion
+    description: Give a clear explanation of what you want to be added. Feel free to add pictures or video.
+    placeholder: |
+      Please don't give vague suggestions.
+      How does it work? What is the expected outcome?
+  validations:
+    required: true

.github/workflows/test.yml

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+name: Test
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+  workflow_dispatch:
+    # nothing here
+jobs:
+  build-linux:
+    strategy:
+      fail-fast: false
+      matrix:
+        build_type: [Debug, Release]
+        compiler: [gcc, clang]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+        with:
+          submodules: recursive
+
+      - name: Install GCC
+        if: ${{matrix.compiler == 'gcc'}}
+        uses: egor-tensin/setup-gcc@v1
+        with:
+          version: 11
+          platform: x64
+
+      - name: Install Clang
+        if: ${{matrix.compiler == 'clang'}}
+        uses: egor-tensin/setup-clang@v1
+        with:
+          version: 13
+          platform: x64
+
+      - name: Configure CMake
+        run: cmake -G "Unix Makefiles" -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{matrix.build_type}}
+
+      - name: Build
+        run: cmake --build ${{github.workspace}}/build --config ${{matrix.build_type}} -- -j$(nproc)
+
+      - name: Test
+        working-directory: ${{github.workspace}}/build
+        run: ctest -C ${{matrix.build_type}}
+
+  build-msvc:
+    strategy:
+      matrix:
+        build_type: [Debug, Release]
+    runs-on: windows-latest
+    defaults:
+      run:
+        shell: cmd
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+        with:
+          submodules: recursive
+
+      - name: Set up MSVC
+        uses: ilammy/msvc-dev-cmd@v1
+        with:
+          arch: x64
+          spectre: true
+
+      - name: Configure CMake
+        run: cmake -G "Ninja" -B build -DCMAKE_BUILD_TYPE=${{matrix.build_type}}
+
+      - name: Build
+        run: cmake --build build --config ${{matrix.build_type}}
+
+      - name: Test
+        working-directory: ${{github.workspace}}/build
+        run: ctest -C ${{matrix.build_type}}