Add dockerfiles & goreleaser (#20)

Author: nint8835

.github/workflows/release.yml

@@ -0,0 +1,34 @@
+name: goreleaser
+
+on:
+  push:
+    tags:
+      - '*'
+
+permissions:
+  contents: write
+  packages: write
+
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - run: git fetch --force --tags
+      - uses: actions/setup-go@v4
+        with:
+          go-version-file: 'go.mod'
+      - uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - uses: goreleaser/goreleaser-action@v4
+        with:
+          distribution: goreleaser
+          version: latest
+          args: release --clean
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -21,3 +21,5 @@ go.work
 
 output
 almanac.toml
+
+dist/

.goreleaser.yaml

@@ -0,0 +1,62 @@
+before:
+  hooks:
+    - go mod tidy
+    # you may remove this if you don't need go generate
+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+      - windows
+      - darwin
+    flags:
+      - -trimpath
+    ldflags:
+      - -s -w
+
+universal_binaries:
+  - replace: true
+
+archives:
+  - format: tar.gz
+    # this name template makes the OS and Arch compatible with the results of uname.
+    name_template: >-
+      {{ .ProjectName }}_
+      {{- .Os }}_
+      {{- if eq .Arch "amd64" }}x86_64
+      {{- else if eq .Arch "386" }}i386
+      {{- else }}{{ .Arch }}{{ end }}
+      {{- if .Arm }}v{{ .Arm }}{{ end }}
+    # use zip for windows archives
+    format_overrides:
+    - goos: windows
+      format: zip
+
+dockers:
+  - image_templates:
+      - "ghcr.io/fogo-sh/almanac:{{ .Version }}"
+      - "ghcr.io/fogo-sh/almanac:latest"
+    dockerfile: goreleaser.Dockerfile
+    build_flag_templates:
+      - --label=org.opencontainers.image.title={{ .ProjectName }}
+      - --label=org.opencontainers.image.description={{ .ProjectName }}
+      - --label=org.opencontainers.image.url=https://github.com/fogo-sh/almanac
+      - --label=org.opencontainers.image.source=https://github.com/fogo-sh/almanac
+      - --label=org.opencontainers.image.version={{ .Version }}
+      - --label=org.opencontainers.image.created={{ time "2006-01-02T15:04:05Z07:00" }}
+      - --label=org.opencontainers.image.revision={{ .FullCommit }}
+      - --label=org.opencontainers.image.licenses=MIT
+
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ incpatch .Version }}-next"
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - '^docs:'
+      - '^test:'
+
+# yaml-language-server: $schema=https://goreleaser.com/static/schema.json
+# vim: set ts=2 sw=2 tw=0 fo=cnqoj

Dockerfile

@@ -0,0 +1,14 @@
+FROM golang:1.21 AS builder
+
+WORKDIR /build
+COPY go.mod .
+COPY go.sum .
+RUN go mod download
+
+COPY . .
+RUN CGO_ENABLED=0 go build -o almanac .
+
+FROM scratch
+WORKDIR /config
+COPY --from=builder /build/almanac /almanac
+ENTRYPOINT ["/almanac", "serve", "--content-dir", "/content"]

goreleaser.Dockerfile

@@ -0,0 +1,4 @@
+FROM scratch
+WORKDIR /config
+ENTRYPOINT ["/almanac", "serve", "--content-dir", "/content"]
+COPY almanac /