chore(ci): migrate to release-please

.github/release-please.yaml

@@ -0,0 +1,5 @@
+handleGHRelease: true
+manifest: true
+manifestFile: .release-please-manifest.json
+manifestConfig: .release-please-config.json
+releaseType: go-yoshi

.github/workflows/release.yaml

@@ -1,46 +1,17 @@
 ---
 name: release
 on:
-  schedule:
-    - cron: 0 20 * * 3 # Wednesdays at 20:00 UTC
-  workflow_dispatch: {} # Allow manual triggering
-jobs:
-  inspect:
-    runs-on: ubuntu-latest
-    container: golang:1.20
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          fetch-depth: 0
-      - name: Get release information
-        id: release_tool
-        run: go run ./.github/release-tool/
-    outputs:
-      version: ${{ steps.release_tool.outputs.version }}
-      release_notes: ${{ steps.release_tool.outputs.release_notes }}
   release:
-    runs-on: ubuntu-latest
-    needs: inspect
-    if: ${{ needs.inspect.outputs.version }}
-    steps:
-      - name: Create the GitHub release.
-        id: create_release
-        uses: actions/create-release@v1
-        env:
-          GITHUB_TOKEN: ${{ github.token }}
-        with:
-          tag_name: v${{ needs.inspect.outputs.version }}
-          release_name: api-linter ${{ needs.inspect.outputs.version }}
-          body: ${{ needs.inspect.outputs.release_notes }}
-          draft: false
-          prerelease: false
-    outputs:
-      upload_url: ${{ steps.create_release.outputs.upload_url }}
+    types:
+      - created
+
+env:
+  # e.g. v1.0.0
+  TAG_NAME: ${{ github.event.release.tag_name }}
+
+jobs:
   build:
     runs-on: ubuntu-latest
-    needs:
-      - inspect
-      - release
     strategy:
       matrix:
         osarch:
@@ -57,7 +28,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v4
         with:
-          go-version: "1.18"
+          go-version-file: 'go.mod'
       - uses: actions/checkout@v3
       # The API linter does not use these,  but we need them to build the
       # binaries.
@@ -71,22 +42,20 @@ jobs:
         run: |
           go install github.com/mitchellh/gox@latest
           go get github.com/inconshreveable/mousetrap
-      - name: Set the version number in the binary (for `api-linter --version`).
-        run: |
-          cat > cmd/api-linter/version.go <<EOF
-          package main
-          const version = "${{ needs.inspect.outputs.version }}"
-          EOF
       - name: Build for the ${{ matrix.osarch.os }}/${{ matrix.osarch.arch }} platform.
         run: |
           gox -osarch ${{ matrix.osarch.os }}/${{ matrix.osarch.arch }} -output api-linter ./... && \
           tar cvfz api-linter.tar.gz api-linter*
+      - name: Set raw version
+        id: raw_tag
+        # Strips the 'v' from the actual semver version.
+        run: echo ::set-output name=raw_version::"${TAG_NAME#v}"
       - name: Upload the ${{ matrix.osarch.os }}/${{ matrix.osarch.arch }} release.
         uses: actions/upload-release-asset@v1
         env:
           GITHUB_TOKEN: ${{ github.token }}
         with:
-          upload_url: ${{ needs.release.outputs.upload_url }}
+          upload_url: ${{ github.event.release.upload_url }}
           asset_path: ./api-linter.tar.gz
-          asset_name: api-linter-${{ needs.inspect.outputs.version }}-${{ matrix.osarch.os }}-${{ matrix.osarch.arch }}.tar.gz
+          asset_name: api-linter-${{ steps.raw_tag.outputs.raw_version }}-${{ matrix.osarch.os }}-${{ matrix.osarch.arch }}.tar.gz
           asset_content_type: application/tar+gzip

.release-please-config.json

@@ -0,0 +1,10 @@
+{
+    "release-type": "go-yoshi",
+    "include-component-in-tag": false,
+    "include-v-in-tag": true,
+    "packages": {
+        ".": {
+            "component": "api-linter"
+        }
+    }
+}

.release-please-manfiest.json

@@ -0,0 +1,3 @@
+{
+    ".": "1.55.0"
+}

CHANGES.md

@@ -0,0 +1 @@
+# Changelog

cmd/api-linter/cli.go

@@ -23,6 +23,7 @@ import (
 	"sync"
 
 	dpb "github.com/golang/protobuf/protoc-gen-go/descriptor"
+	"github.com/googleapis/api-linter/internal"
 	"github.com/googleapis/api-linter/lint"
 	"github.com/jhump/protoreflect/desc"
 	"github.com/jhump/protoreflect/desc/protoparse"
@@ -108,7 +109,7 @@ func newCli(args []string) *cli {
 func (c *cli) lint(rules lint.RuleRegistry, configs lint.Configs) error {
 	// Print version and exit if asked.
 	if c.VersionFlag {
-		fmt.Printf("api-linter %s\n", version)
+		fmt.Printf("api-linter %s\n", internal.Version)
 		return nil
 	}