task(workflow): Replace matrix build with GoReleaser for releases

.github/workflows/release.yml

@@ -0,0 +1,45 @@
+name: Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Version number (x.x.x)'
+        required: true
+        type: string
+
+permissions:
+  contents: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          fetch-depth: 0
+
+      - name: Set up Go
+        uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v6.4.0
+        with:
+          go-version-file: go.mod
+
+      - name: Setup Git
+        run: |
+          git config user.name 'GitHub Actions'
+          git config user.email 'actions@github.com'
+
+      - name: Create and push tag
+        run: |
+          VERSION="${{ inputs.version }}"
+          git tag -a "v${VERSION}" -m "Release version ${VERSION}"
+          git push origin "v${VERSION}"
+
+      - name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@e24998b8b67b290c2fa8b7c14fcfa7de2c5c9b8c # v7.1.0
+        with:
+          version: "~> v2"
+          args: release --clean
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.goreleaser.yml

@@ -0,0 +1,39 @@
+version: 2
+
+before:
+  hooks:
+    - go mod tidy
+
+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+      - darwin
+      - windows
+    goarch:
+      - amd64
+      - arm64
+    ignore:
+      - goos: windows
+        goarch: arm64
+    main: ./cmd/gmailctl
+    ldflags:
+      - -s -w -X github.com/mbrt/gmailctl/cmd/gmailctl/cmd.version={{.Version}}
+
+archives:
+  - formats:
+      - tar.gz
+    name_template: "gmailctl_{{ .Version }}_{{ .Os }}_{{ .Arch }}"
+    format_overrides:
+      - goos: windows
+        formats:
+          - zip
+
+checksum:
+  name_template: checksums.txt
+  algorithm: sha256
+
+release:
+  draft: false
+  prerelease: auto

README.md

@@ -67,6 +67,13 @@ This project then exists to provide to your Gmail filters:
 
 ## Install
 
+Pre-built binaries for Linux, macOS, and Windows (amd64 and arm64) are available
+on the [GitHub releases page](https://github.com/mbrt/gmailctl/releases). Download
+the archive for your platform, extract it, and place the `gmailctl` binary somewhere
+in your `$PATH`.
+
+Alternatively, if you have Go installed, you can build and install from source:
+
 gmailctl is written in Go and requires a recent version (see [go.mod](go.mod)).
 Make sure to setup your [`$GOPATH`](https://golang.org/doc/code.html#GOPATH)
 correctly and include its `bin` subdirectory in your `$PATH`.
@@ -75,7 +82,7 @@ correctly and include its `bin` subdirectory in your `$PATH`.
 go install github.com/mbrt/gmailctl/cmd/gmailctl@latest
 ```
 
-Alternatively, if you're on macOS, you can install easily via Homebrew or Macports:
+If you're on macOS, you can also install via Homebrew or Macports:
 
 ```
 # Install with Homebrew

cmd/gmailctl/cmd/version.go

@@ -1,4 +1,3 @@
 package cmd
 
-// DO NOT EDIT manually! Generated by hack/update-version.sh
-var version = "0.11.0-dev"
+var version = "dev"