Add .github folder

Signed-off-by: Ronald Caesar <github43132@proton.me>

.github/pull_request_template.md

@@ -0,0 +1,32 @@
+## Description
+Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.
+
+## Type of Change
+- [ ] Bug fix (non-breaking change which fixes an issue)
+- [ ] New feature (non-breaking change which adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
+- [ ] Documentation update
+- [ ] Refactoring (no functional change, code cleanup)
+- [ ] Performance improvement
+
+## Code Review Process
+**IMPORTANT**: This project maintains an extremely high standard for code quality and correctness. By submitting this pull request, you acknowledge and agree to the following:
+
+1. **You must be able to defend every single line of code you have added or modified**
+2. **You must be prepared to explain the reasoning behind every design decision**
+3. **You must be able to discuss and justify your approach to solving the problem**
+4. **You must be ready to address all feedback and make requested changes**
+5. **You must have thoroughly tested your changes and be confident in their correctness**
+
+The code review process for this project is intentionally tedious and thorough. Do not submit a pull request unless you are prepared to defend your PR changes.
+
+## Breaking Changes
+If this change introduces any breaking changes, please describe them here.
+
+## Checklist
+- [ ] My code follows the project's coding style guidelines
+- [ ] I have commented my code, particularly in hard-to-understand areas
+- [ ] I have made corresponding changes to the documentation
+- [ ] My changes generate no new warnings
+- [ ] I have read the project's CONTRIBUTING guidelines
+- [ ] I understand and agree to the rigorous code review process described above

.github/workflows/build.yml

@@ -0,0 +1,140 @@
+name: Build
+
+on: [push, pull_request]
+
+concurrency:
+  group: ci-${{github.event_name}}-${{github.ref}}
+  cancel-in-progress: ${{github.event_name == 'push'}}
+
+env:
+  BUILD_TYPE: Release
+  BUILD_DIR: ${{github.workspace}}/build
+
+jobs:
+  get-info:
+    name: Info
+    runs-on: ubuntu-24.04
+    outputs:
+      shorthash: ${{steps.vars.outputs.shorthash}}
+      commit: ${{steps.vars.outputs.commit}}
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+      - name: Commit Count and Git Hash
+        id: vars
+        run: |
+          echo "shorthash=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
+          echo "commit=$(git rev-list --count HEAD)" >> $GITHUB_ENV
+          echo "shorthash=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+          echo "commit=$(git rev-list --count HEAD)" >> $GITHUB_OUTPUT
+
+  Linux:
+    name: Linux
+    runs-on: ubuntu-24.04
+    needs: get-info
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          submodules: recursive
+          fetch-depth: 0
+
+      - name: Install Dependencies
+        run: |
+          sudo apt update
+          sudo apt-get remove --purge man-db
+          sudo apt install -y ninja-build clang lld cmake ccache \
+                         libx11-dev libxext-dev libxrandr-dev libxcursor-dev \
+                         libxi-dev libxinerama-dev libwayland-dev libxkbcommon-dev \
+                         wayland-protocols libgl-dev git
+
+      - name: Configure CMake
+        run: cmake -G Ninja -B ${{env.BUILD_DIR}} -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++
+
+      - name: Build
+        run: cmake --build ${{env.BUILD_DIR}} --config ${{env.BUILD_TYPE}} --parallel $(nproc)
+
+
+  Windows:
+    name: Windows
+    runs-on: windows-2025
+    needs: get-info
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          submodules: recursive
+          fetch-depth: 0
+
+      - name: Configure CMake
+        run:
+          cmake -G Ninja -B "${{env.BUILD_DIR}}" -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} `
+          -DCMAKE_C_COMPILER=clang-cl -DCMAKE_CXX_COMPILER=clang-cl `
+          -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
+
+      - name: Build
+        run: cmake --build "${{env.BUILD_DIR}}" --config ${{env.BUILD_TYPE}} --parallel $env:NUMBER_OF_PROCESSORS
+
+  macOS-x86_64:
+    name: macOS x86_64
+    runs-on: macos-15-intel
+    needs: get-info
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          submodules: recursive
+          fetch-depth: 0
+
+      - name: Setup latest Xcode
+        uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: latest-stable
+
+      - name: Install Dependencies
+        run: |
+          brew install llvm@20
+          echo "CMAKE_PREFIX_PATH=/usr/local/opt/llvm@20" >> $GITHUB_ENV
+
+      - name: Configure CMake (x86_64)
+        run: >
+          cmake -G Ninja -B "${{env.BUILD_DIR}}"
+          -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
+          -DCMAKE_OSX_ARCHITECTURES=x86_64
+          -DCMAKE_C_COMPILER=/usr/local/opt/llvm@20/bin/clang
+          -DCMAKE_CXX_COMPILER=/usr/local/opt/llvm@20/bin/clang++
+          -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15
+
+      - name: Build (x86_64)
+        run: cmake --build "${{env.BUILD_DIR}}" --config ${{env.BUILD_TYPE}} --parallel $(sysctl -n hw.logicalcpu)
+
+  macOS-arm64:
+    name: macOS ARM64
+    runs-on: macos-14
+    needs: get-info
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          submodules: recursive
+          fetch-depth: 0
+
+      - name: Setup latest Xcode
+        uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: latest-stable
+
+      - name: Install Dependencies
+        run: |
+          brew install llvm@20
+          echo "CMAKE_PREFIX_PATH=/opt/homebrew/opt/llvm@20" >> $GITHUB_ENV
+
+      - name: Configure CMake (ARM64)
+        run: >
+          cmake -G Ninja -B "${{env.BUILD_DIR}}"
+          -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
+          -DCMAKE_C_COMPILER=/opt/homebrew/opt/llvm@20/bin/clang
+          -DCMAKE_CXX_COMPILER=/opt/homebrew/opt/llvm@20/bin/clang++
+          -DCMAKE_OSX_ARCHITECTURES=arm64
+          -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15
+
+      - name: Build (ARM64)
+        run: cmake --build "${{env.BUILD_DIR}}" --config ${{env.BUILD_TYPE}} --parallel $(sysctl -n hw.logicalcpu)
+