chore: add goreleaser and release workflow

- Add .goreleaser.yml for cross-platform builds (darwin/linux, amd64/arm64)
- Add release workflow triggered on version tags
- Add version info (--version flag) populated via ldflags
- Update .gitignore for felt-linux and dist/

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: cailmdaley

.github/workflows/release.yml

@@ -0,0 +1,31 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+permissions:
+  contents: write
+
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v6
+        with:
+          distribution: goreleaser
+          version: "~> v2"
+          args: release --clean
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -1,7 +1,11 @@
 # Binaries (root only, not internal/felt/)
 /felt
+/felt-linux
 *.exe
 
+# goreleaser
+dist/
+
 # Local state (these are user-specific)
 .felt/
 .dots/

.goreleaser.yml

@@ -0,0 +1,50 @@
+version: 2
+
+before:
+  hooks:
+    - go mod tidy
+    - go generate ./...
+
+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - arm64
+    ldflags:
+      - -s -w -X main.version={{.Version}} -X main.commit={{.Commit}} -X main.date={{.Date}}
+
+archives:
+  - format: tar.gz
+    name_template: >-
+      {{ .ProjectName }}_
+      {{- title .Os }}_
+      {{- if eq .Arch "amd64" }}x86_64
+      {{- else if eq .Arch "386" }}i386
+      {{- else }}{{ .Arch }}{{ end }}
+    format_overrides:
+      - goos: windows
+        format: zip
+
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - "^docs:"
+      - "^test:"
+
+brews:
+  - repository:
+      owner: cailmdaley
+      name: homebrew-tap
+    directory: Formula
+    homepage: https://github.com/cailmdaley/felt
+    description: DAG-native task tracker. Markdown files with dependencies.
+    license: MIT
+    test: |
+      system "#{bin}/felt", "--help"
+    install: |
+      bin.install "felt"

cmd/root.go

@@ -10,6 +10,11 @@ import (
 
 var jsonOutput bool
 
+// SetVersionInfo sets version info from main (populated via ldflags)
+func SetVersionInfo(version, commit, date string) {
+	rootCmd.Version = version
+}
+
 var rootCmd = &cobra.Command{
 	Use:   "felt",
 	Short: "DAG-native markdown task tracker",

main.go

@@ -2,6 +2,14 @@ package main
 
 import "github.com/cailmdaley/felt/cmd"
 
+// version info set via ldflags during build
+var (
+	version = "dev"
+	commit  = "none"
+	date    = "unknown"
+)
+
 func main() {
+	cmd.SetVersionInfo(version, commit, date)
 	cmd.Execute()
 }