feat: added publishing pipeline to CI

.github/workflows/ci.yaml

@@ -5,6 +5,7 @@ on:
     branches: [main]
   pull_request:
     branches: [main]
+  workflow_call:
 
 jobs:
   ci:

.github/workflows/publish.yaml

@@ -0,0 +1,92 @@
+name: Publish
+
+on:
+  push:
+    tags:
+      - "v*"
+
+permissions:
+  contents: write
+
+jobs:
+  validate-tag:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Validate semver format
+        run: |
+          TAG="${GITHUB_REF#refs/tags/}"
+          VERSION="${TAG#v}"
+          if ! npx semver "$VERSION" > /dev/null 2>&1; then
+            echo "Error: Tag '$TAG' is not a valid semver format"
+            echo "Expected format: vMAJOR.MINOR.PATCH[-PRERELEASE][+BUILD]"
+            exit 1
+          fi
+          echo "Tag '$TAG' is valid semver"
+
+  ci:
+    uses: ./.github/workflows/ci.yaml
+
+  build:
+    needs: [validate-tag, ci]
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - goos: darwin
+            goarch: amd64
+          - goos: darwin
+            goarch: arm64
+          - goos: linux
+            goarch: amd64
+          - goos: linux
+            goarch: arm64
+          - goos: windows
+            goarch: amd64
+          - goos: windows
+            goarch: arm64
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: "1.25.6"
+
+      - name: Build binary
+        env:
+          GOOS: ${{ matrix.goos }}
+          GOARCH: ${{ matrix.goarch }}
+        run: |
+          BINARY_NAME="goanywhere-${{ matrix.goos }}-${{ matrix.goarch }}"
+          if [ "${{ matrix.goos }}" = "windows" ]; then
+            BINARY_NAME="${BINARY_NAME}.exe"
+          fi
+          go build -ldflags="-s -w" -o "${BINARY_NAME}" ./cmd/goanywhere
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: goanywhere-${{ matrix.goos }}-${{ matrix.goarch }}
+          path: goanywhere-${{ matrix.goos }}-${{ matrix.goarch }}*
+
+  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
+          merge-multiple: true
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        with:
+          generate_release_notes: true
+          files: artifacts/*