feat(ci): add CI pipeline with linting, building, and testing jobs

.github/workflows/ci.yml

@@ -0,0 +1,176 @@
+name: CI Pipeline
+
+on:
+  push:
+    branches: [ main, develop ]
+  pull_request:
+    branches: [ main, develop ]
+
+env:
+  GO_VERSION: '1.23.x'
+
+jobs:
+  # Lint and Format Check
+  lint:
+    name: Lint and Format
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: ${{ env.GO_VERSION }}
+        
+    - name: Install golangci-lint
+      run: |
+        curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.55.2
+        
+    - name: Run golangci-lint
+      run: golangci-lint run --timeout=5m
+      
+    - name: Check Go formatting
+      run: |
+        if [ "$(gofmt -s -l . | wc -l)" -gt 0 ]; then
+          echo "The following files are not properly formatted:"
+          gofmt -s -l .
+          exit 1
+        fi
+
+  # Build check
+  build:
+    name: Build Check
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: ${{ env.GO_VERSION }}
+        
+    - name: Cache Go modules
+      uses: actions/cache@v4
+      with:
+        path: |
+          ~/.cache/go-build
+          ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+          
+    - name: Download dependencies
+      run: go mod download
+      
+    - name: Build application
+      run: |
+        go build -v ./cmd/...
+        
+    - name: Check for vulnerabilities
+      run: |
+        go install golang.org/x/vuln/cmd/govulncheck@latest
+        govulncheck ./...
+
+  # Unit Tests
+  unit-tests:
+    name: Unit Tests
+    runs-on: ubuntu-latest
+    needs: [lint, build]
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: ${{ env.GO_VERSION }}
+        
+    - name: Cache Go modules
+      uses: actions/cache@v4
+      with:
+        path: |
+          ~/.cache/go-build
+          ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+          
+    - name: Download dependencies
+      run: go mod download
+      
+    - name: Run unit tests
+      run: |
+        go test -v -race -coverprofile=coverage.out -covermode=atomic ./internal/...
+        
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v4
+      with:
+        file: ./coverage.out
+        flags: unittests
+        name: codecov-unit
+        fail_ci_if_error: false
+
+  # Integration Tests
+  integration-tests:
+    name: Integration Tests
+    runs-on: ubuntu-latest
+    needs: [lint, build]
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: ${{ env.GO_VERSION }}
+        
+    - name: Cache Go modules
+      uses: actions/cache@v4
+      with:
+        path: |
+          ~/.cache/go-build
+          ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+          
+    - name: Download dependencies
+      run: go mod download
+      
+    - name: Run integration tests
+      run: |
+        chmod +x ./integrationtests/run_tests.sh
+        ./integrationtests/run_tests.sh
+        
+    - name: Run integration tests with coverage
+      run: |
+        go test -v -race -coverprofile=integration-coverage.out -covermode=atomic ./integrationtests/...
+        
+    - name: Upload integration coverage to Codecov
+      uses: codecov/codecov-action@v4
+      with:
+        file: ./integration-coverage.out
+        flags: integrationtests
+        name: codecov-integration
+        fail_ci_if_error: false
+
+  # Overall status check
+  test-summary:
+    name: Test Summary
+    runs-on: ubuntu-latest
+    needs: [unit-tests, integration-tests]
+    if: always()
+    steps:
+    - name: Check test results
+      run: |
+        if [[ "${{ needs.unit-tests.result }}" == "success" && "${{ needs.integration-tests.result }}" == "success" ]]; then
+          echo "✅ All tests passed!"
+          exit 0
+        else
+          echo "❌ Some tests failed:"
+          echo "  Unit tests: ${{ needs.unit-tests.result }}"
+          echo "  Integration tests: ${{ needs.integration-tests.result }}"
+          exit 1
+        fi