Add CI workflow for testing and building Python package

This workflow runs tests and builds the package for Python projects across multiple OS and Python versions.

Author: WhiteSymmetry

.github/workflows/test.yml

@@ -0,0 +1,108 @@
+name: kha256
+
+on:
+  push:
+    branches: [main, develop]
+  pull_request:
+    branches: [main]
+  workflow_dispatch:
+
+env:
+  FORCE_COLOR: 1
+
+jobs:
+  test:
+    name: Test (Python ${{ matrix.python-version }}, ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python-version: ["3.11", "3.12", "3.13"]
+        exclude:
+          - os: windows-latest
+            python-version: "3.13"  # Windows'ta 3.13 sorunlu olabilir
+        include:
+          - os: ubuntu-latest
+            python-version: "3.14"  # Python 3.14 sadece Ubuntu'da test et
+    
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+          allow-prereleases: true
+          cache: 'pip'  # ✅ Cache ekle (hızlandırma)
+      
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install flake8 mypy pytest pytest-cov
+          pip install .
+      
+      - name: Lint with Flake8
+        run: |
+          # Kod kalitesi kontrolü
+          flake8 kha256/ --count --select=E9,F63,F7,F82 --show-source --statistics
+          flake8 kha256/ --count --exit-zero --max-complexity=10 --max-line-length=120 --statistics
+      
+      - name: Type check with MyPy
+        run: |
+          mypy kha256/ --ignore-missing-imports
+      
+      - name: Test with pytest
+        run: |
+          pytest tests/ --cov=kha256 --cov-report=xml --cov-report=html -v
+      
+      - name: Upload coverage to Codecov
+        if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
+        uses: codecov/codecov-action@v4
+        with:
+          file: ./coverage.xml
+          fail_ci_if_error: false
+      
+      - name: Upload coverage artifacts
+        if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
+        uses: actions/upload-artifact@v4
+        with:
+          name: coverage-report
+          path: htmlcov/
+          retention-days: 7
+
+  build:
+    name: Build Package
+    runs-on: ubuntu-latest
+    needs: test  # ✅ Testler başarılı olduktan sonra build
+    
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+          cache: 'pip'
+      
+      - name: Install build dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install build twine
+      
+      - name: Build package
+        run: |
+          python -m build
+      
+      - name: Check package
+        run: |
+          twine check dist/*
+      
+      - name: Upload build artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: package-dist
+          path: dist/
+          retention-days: 7