Add goreleaser & GH action for deps update

.github/workflows/deps.yml

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+# https://github.com/actions/go-dependency-submission
+name: dependency-submission
+on:
+  push:
+    branches:
+      - master
+
+permissions:
+  contents: write
+
+jobs:
+  main:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-go@v3
+        with:
+          go-version: "1.20"
+      - uses: actions/go-dependency-submission@v1
+        with:
+          go-mod-path: go.mod

.github/workflows/release.yml

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+name: goreleaser
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+  workflow_dispatch:
+
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      -
+        name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: "1.20"
+
+      -
+        name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v4
+        with:
+          distribution: goreleaser
+          version: latest
+          args: release --clean
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  # https://github.com/marketplace/actions/go-proxy-warming
+  pkg-go-dev-warming:
+    name: Renew documentation
+    runs-on: ubuntu-latest
+    steps:
+    - name: Pull new module version
+      uses: andrewslotin/go-proxy-pull-action@master

.goreleaser.yml

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+# This is an example .goreleaser.yml file with some sane defaults.
+# Make sure to check the documentation at http://goreleaser.com
+before:
+  hooks:
+    # You may remove this if you don't use go modules.
+    - go mod tidy
+builds:
+  - main: .
+    binary: pigeon
+    env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+      - windows
+      - darwin
+archives:
+  - name_template: >-
+      {{- .Binary }}_
+      {{- .Version }}_
+      {{- title .Os }}_
+      {{- if eq .Arch "amd64" }}x86_64
+      {{- else if eq .Arch "386" }}i386
+      {{- else }}{{ .Arch }}{{ end }}
+      {{- if .Arm }}v{{ .Arm }}{{ end -}}
+snapshot:
+  name_template: "{{ .Tag }}-next"
+changelog:
+  skip: true
+release:
+  github:
+    owner: mna
+    name: pigeon
+gomod:
+  proxy: true