Add GoReleaser configuration, CI workflows, and contributing guidelines; update .gitignore and Makefile

.goreleaser.yaml

@@ -0,0 +1,83 @@
+version: 2
+
+before:
+  hooks:
+    - go mod tidy
+
+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - arm64
+    ldflags:
+      - -s -w
+      - -X main.version={{.Version}}
+      - -X main.buildTime={{.Date}}
+      - -X main.gitCommit={{.Commit}}
+    binary: fence
+    main: ./cmd/fence
+
+archives:
+  - formats: [tar.gz]
+    name_template: >-
+      {{ .ProjectName }}_
+      {{- .Version }}_
+      {{- title .Os }}_
+      {{- if eq .Arch "amd64" }}x86_64
+      {{- else if eq .Arch "386" }}i386
+      {{- else }}{{ .Arch }}{{ end }}
+      {{- if .Arm }}v{{ .Arm }}{{ end }}
+    files:
+      - README.md
+      - LICENSE
+      - ARCHITECTURE.md
+      - CONTRIBUTING.md
+
+checksum:
+  name_template: "checksums.txt"
+
+changelog:
+  sort: asc
+  use: github
+  format: "{{ .SHA }}: {{ .Message }}{{ with .AuthorUsername }} (@{{ . }}){{ end }}"
+  filters:
+    exclude:
+      - "^test:"
+      - "^test\\("
+      - "^chore: update$"
+      - "^chore: docs$"
+      - "^docs: update$"
+      - "^chore: typo$"
+      - "^chore\\(deps\\): "
+      - "^(build|ci): "
+      - "merge conflict"
+      - Merge pull request
+      - Merge remote-tracking branch
+      - Merge branch
+      - go mod tidy
+  groups:
+    - title: "New Features"
+      regexp: '^.*?feat(\(.+\))??!?:.+$'
+      order: 100
+    - title: "Security updates"
+      regexp: '^.*?sec(\(.+\))??!?:.+$'
+      order: 150
+    - title: "Bug fixes"
+      regexp: '^.*?(fix|refactor)(\(.+\))??!?:.+$'
+      order: 200
+    - title: "Documentation updates"
+      regexp: ^.*?docs?(\(.+\))??!?:.+$
+      order: 400
+    - title: Other work
+      order: 9999
+
+release:
+  github:
+    owner: Use-Tusk
+    name: fence
+  draft: false
+  prerelease: auto