chore: remove GitHub Actions workflows

These workflows were designed for GitHub Actions and don't apply
to the Gitea runner. Remove to avoid blocking the CI queue.

.github/workflows/ci.yml

@@ -1,250 +0,0 @@
-name: CI
-
-on:
-  push:
-    branches: [ main, master ]
-  pull_request:
-    branches: [ main, master ]
-
-env:
-  GO_VERSION: "1.24"
-
-jobs:
-  # Core testing across multiple Go versions and platforms
-  test:
-    name: Test (Go ${{ matrix.go-version }}, ${{ matrix.os }})
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
-        go-version: ["1.24.x"]
-    
-    steps:
-    - name: Checkout code
-      uses: actions/checkout@v4
-    
-    - name: Set up Go ${{ matrix.go-version }}
-      uses: actions/setup-go@v5
-      with:
-        go-version: ${{ matrix.go-version }}
-    
-    - name: Cache Go modules
-      uses: actions/cache@v3
-      with:
-        path: |
-          ~/.cache/go-build
-          ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ matrix.go-version }}-${{ hashFiles('**/go.sum') }}
-        restore-keys: |
-          ${{ runner.os }}-go-${{ matrix.go-version }}-
-    
-    - name: Download dependencies
-      run: go mod download
-    
-    - name: Verify dependencies
-      run: go mod verify
-    
-    - name: Build
-      run: go build -v ./...
-    
-    - name: Run go vet
-      run: go vet ./...
-    
-    - name: Run tests
-      run: go test -v ./...
-    
-    - name: Run tests with race detector
-      run: go test -race -v ./...
-
-  # Code quality and linting
-  lint:
-    name: Code Quality
-    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@v3
-      with:
-        path: |
-          ~/.cache/go-build
-          ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ hashFiles('**/go.sum') }}
-        restore-keys: |
-          ${{ runner.os }}-go-${{ env.GO_VERSION }}-
-    
-    - name: Download dependencies
-      run: go mod download
-    
-    - name: Run golangci-lint
-      uses: golangci/golangci-lint-action@v4
-      with:
-        version: latest
-        args: --timeout=5m
-    
-    - name: Check formatting
-      run: |
-        if [ "$(gofmt -s -l . | wc -l)" -gt 0 ]; then
-          echo "The following files are not formatted properly:"
-          gofmt -s -l .
-          exit 1
-        fi
-    
-    - name: Install staticcheck
-      run: go install honnef.co/go/tools/cmd/staticcheck@latest
-    
-    - name: Run staticcheck
-      run: staticcheck ./...
-
-  # Security scanning
-  security:
-    name: Security Scan
-    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: Download dependencies
-      run: go mod download
-    
-    - name: Run govulncheck
-      run: |
-        go install golang.org/x/vuln/cmd/govulncheck@latest
-        govulncheck ./...
-
-    - name: Run gosec security scanner
-      run: |
-        go install github.com/securego/gosec/v2/cmd/gosec@latest
-        gosec ./...
-
-  # Test coverage
-  coverage:
-    name: Test Coverage
-    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@v3
-      with:
-        path: |
-          ~/.cache/go-build
-          ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ hashFiles('**/go.sum') }}
-        restore-keys: |
-          ${{ runner.os }}-go-${{ env.GO_VERSION }}-
-    
-    - name: Download dependencies
-      run: go mod download
-    
-    - name: Run tests with coverage
-      run: go test -race -coverprofile=coverage.txt -covermode=atomic ./...
-    
-    - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v4
-      with:
-        file: ./coverage.txt
-        flags: unittests
-        name: codecov-umbrella
-        fail_ci_if_error: false
-
-  # Benchmarks
-  benchmark:
-    name: Benchmarks
-    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@v3
-      with:
-        path: |
-          ~/.cache/go-build
-          ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ hashFiles('**/go.sum') }}
-        restore-keys: |
-          ${{ runner.os }}-go-${{ env.GO_VERSION }}-
-    
-    - name: Download dependencies
-      run: go mod download
-    
-    - name: Run benchmarks
-      run: go test -bench=. -benchmem -count=3 ./... > benchmark_results.txt
-    
-    - name: Upload benchmark results
-      uses: actions/upload-artifact@v4
-      with:
-        name: benchmark-results
-        path: benchmark_results.txt
-        retention-days: 30
-
-  # Build verification for CLI tool
-  build:
-    name: Build CLI
-    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@v3
-      with:
-        path: |
-          ~/.cache/go-build
-          ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ hashFiles('**/go.sum') }}
-        restore-keys: |
-          ${{ runner.os }}-go-${{ env.GO_VERSION }}-
-    
-    - name: Download dependencies
-      run: go mod download
-    
-    - name: Build CLI tool
-      run: go build -v -o jdenticon-cli ./cmd/jdenticon
-    
-    - name: Test CLI tool
-      run: |
-        ./jdenticon-cli generate --help
-        ./jdenticon-cli generate "test@example.com" -s 64 -o test.svg
-        test -f test.svg
-    
-    - name: Upload CLI artifact
-      uses: actions/upload-artifact@v4
-      with:
-        name: jdenticon-cli-linux
-        path: jdenticon-cli
-        retention-days: 7

.github/workflows/performance-regression.yml

@@ -1,84 +0,0 @@
-name: Benchmarks
-
-on:
-  pull_request:
-    paths:
-      - '**/*.go'
-      - 'go.mod'
-      - 'go.sum'
-  push:
-    branches: [main]
-    paths:
-      - '**/*.go'
-      - 'go.mod'
-      - 'go.sum'
-  workflow_dispatch:
-
-env:
-  GO_VERSION: "1.24"
-
-jobs:
-  benchmarks:
-    name: Run Benchmarks
-    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: Download dependencies
-      run: go mod download
-
-    - name: Run benchmarks
-      run: |
-        go test -bench=. -benchmem -count=3 ./... | tee benchmark_results.txt
-
-    - name: Upload benchmark results
-      uses: actions/upload-artifact@v4
-      with:
-        name: benchmark-results
-        path: benchmark_results.txt
-        retention-days: 30
-
-    - name: Comment benchmark results on PR
-      if: github.event_name == 'pull_request'
-      uses: actions/github-script@v7
-      with:
-        script: |
-          const fs = require('fs');
-
-          let comment = '## 📊 Benchmark Results\n\n';
-
-          try {
-            if (fs.existsSync('benchmark_results.txt')) {
-              const benchmarks = fs.readFileSync('benchmark_results.txt', 'utf8');
-              const lines = benchmarks.split('\n').filter(line =>
-                line.includes('Benchmark') || line.includes('ns/op') || line.includes('ok')
-              );
-
-              if (lines.length > 0) {
-                comment += '```\n';
-                comment += lines.slice(0, 20).join('\n');
-                if (lines.length > 20) {
-                  comment += `\n... and ${lines.length - 20} more lines\n`;
-                }
-                comment += '\n```\n';
-              } else {
-                comment += 'No benchmark results found.\n';
-              }
-            }
-          } catch (error) {
-            comment += `⚠️ Could not read benchmark results: ${error.message}\n`;
-          }
-
-          github.rest.issues.createComment({
-            issue_number: context.issue.number,
-            owner: context.repo.owner,
-            repo: context.repo.repo,
-            body: comment
-          });

.github/workflows/release.yml

@@ -1,127 +0,0 @@
-name: Release
-
-on:
-  push:
-    tags:
-      - 'v*'
-
-env:
-  GO_VERSION: "1.24"
-
-permissions:
-  contents: write
-
-jobs:
-  # Run tests before releasing
-  test:
-    name: Test
-    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: Download dependencies
-      run: go mod download
-
-    - name: Run tests
-      run: go test -race ./...
-
-    - name: Run go vet
-      run: go vet ./...
-
-  # Build binaries for multiple platforms
-  build:
-    name: Build
-    needs: test
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        include:
-          - goos: linux
-            goarch: amd64
-            suffix: ""
-          - goos: linux
-            goarch: arm64
-            suffix: ""
-          - goos: darwin
-            goarch: amd64
-            suffix: ""
-          - goos: darwin
-            goarch: arm64
-            suffix: ""
-          - goos: windows
-            goarch: amd64
-            suffix: ".exe"
-
-    steps:
-    - name: Checkout code
-      uses: actions/checkout@v4
-
-    - name: Set up Go
-      uses: actions/setup-go@v5
-      with:
-        go-version: ${{ env.GO_VERSION }}
-
-    - name: Download dependencies
-      run: go mod download
-
-    - name: Build binary
-      env:
-        GOOS: ${{ matrix.goos }}
-        GOARCH: ${{ matrix.goarch }}
-      run: |
-        VERSION=${GITHUB_REF#refs/tags/}
-        COMMIT=$(git rev-parse --short HEAD)
-        DATE=$(date -u +%Y-%m-%dT%H:%M:%SZ)
-        LDFLAGS="-s -w -X main.Version=$VERSION -X main.Commit=$COMMIT -X main.BuildDate=$DATE"
-
-        mkdir -p dist
-        go build -ldflags "$LDFLAGS" -o "dist/jdenticon-${{ matrix.goos }}-${{ matrix.goarch }}${{ matrix.suffix }}" ./cmd/jdenticon/
-
-    - name: Upload artifact
-      uses: actions/upload-artifact@v4
-      with:
-        name: jdenticon-${{ matrix.goos }}-${{ matrix.goarch }}
-        path: dist/
-
-  # Create GitHub release with all binaries
-  release:
-    name: Release
-    needs: build
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Checkout code
-      uses: actions/checkout@v4
-
-    - name: Download all artifacts
-      uses: actions/download-artifact@v4
-      with:
-        path: artifacts
-
-    - name: Prepare release assets
-      run: |
-        mkdir -p release
-        find artifacts -type f -name "jdenticon-*" -exec cp {} release/ \;
-        ls -la release/
-
-        # Create checksums
-        cd release
-        sha256sum * > checksums.txt
-        cat checksums.txt
-
-    - name: Create Release
-      uses: softprops/action-gh-release@v2
-      with:
-        files: |
-          release/*
-        generate_release_notes: true
-        draft: false
-        prerelease: ${{ contains(github.ref, '-alpha') || contains(github.ref, '-beta') || contains(github.ref, '-rc') }}
-      env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}