build: add CI files

.github/workflows/release.yml

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+name: release
+on:
+  push:
+    tags:
+    - "v[0-9]+.[0-9]+.[0-9]+"
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '1.21'
+      - name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v2
+        with:
+          version: latest
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.goreleaser.yml

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+project_name: hosted
+env:
+  - GO111MODULE=on
+before:
+  hooks:
+    - go mod tidy
+builds:
+  - binary: hosted
+    flags:
+      - -trimpath
+    ldflags:
+      - -s -w
+      - -X main.Version={{.Version}}
+      - -X main.Revision={{.ShortCommit}}
+    env:
+      - CGO_ENABLED=0
+    goos:
+      - windows
+      - darwin
+      - linux
+    goarch:
+      - amd64
+      - 386
+    hooks:
+      post: upx --lzma '{{ .Path }}'
+archives:
+  - name_template: '{{ .ProjectName }}_v{{ .Version }}_{{ .Os }}_{{ .Arch }}{{ if .Arm }}v{{ .Arm }}{{ end }}'
+    format_overrides:
+      - goos: windows
+        format: zip
+release:
+  prerelease: auto
+changelog:
+  skip: false
+  filters:
+    exclude:
+    - '^test:'
+  groups:
+    - title: 'Features'
+      regexp: "^.*feat[(\\w)!]*:+.*$"
+      order: 0
+    - title: 'Bug fixes'
+      regexp: "^.*fix[(\\w)!]*:+.*$"
+      order: 1
+    - title: 'Others'
+      order: 999