add goreleaser config, release workflow, remove manual release script

Cross-compile for linux, darwin, windows on amd64 and arm64.
Produce tar.gz, zip, deb, rpm, and archlinux packages.
Release workflow triggers on tag push.

Author: fiorix

.github/workflows/ci.yml

@@ -17,5 +17,6 @@ jobs:
       - uses: actions/setup-go@v5
         with:
           go-version: ${{ matrix.go-version }}
+      - run: go build ./...
       - run: go vet ./...
       - run: go test -v -race ./...

.github/workflows/release.yml

@@ -0,0 +1,26 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+permissions:
+  contents: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-go@v5
+        with:
+          go-version: stable
+      - uses: goreleaser/goreleaser-action@v6
+        with:
+          version: latest
+          args: release --clean
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -0,0 +1 @@
+dist/

.goreleaser.yaml

@@ -0,0 +1,41 @@
+version: 2
+
+project_name: wsdl2go
+
+builds:
+  - main: .
+    binary: wsdl2go
+    ldflags:
+      - -s -w -X main.version={{.Version}}
+    goos:
+      - linux
+      - darwin
+      - windows
+    goarch:
+      - amd64
+      - arm64
+
+archives:
+  - formats:
+      - tar.gz
+    format_overrides:
+      - goos: windows
+        formats:
+          - zip
+
+nfpms:
+  - vendor: fiorix
+    homepage: https://github.com/fiorix/wsdl2go
+    maintainer: Alexandre Fiori
+    description: Generate Go code from WSDL
+    license: Apache-2.0
+    formats:
+      - deb
+      - rpm
+      - archlinux
+
+checksum:
+  name_template: checksums.txt
+
+changelog:
+  use: github-native