feat(release): add description to GitHub Releases

The description includes links to the Emacs source repo used, the git
ref, commit, tarball download URL, and build log (GitHub Actions Run).

pkg/plan/create.go

@@ -13,6 +13,7 @@ import (
 	"github.com/jimeh/build-emacs-for-macos/pkg/osinfo"
 	"github.com/jimeh/build-emacs-for-macos/pkg/release"
 	"github.com/jimeh/build-emacs-for-macos/pkg/repository"
+	"github.com/jimeh/build-emacs-for-macos/pkg/source"
 )
 
 var nonAlphaNum = regexp.MustCompile(`[^\w_-]+`)
@@ -85,11 +86,11 @@ func Create(ctx context.Context, opts *Options) (*Plan, error) {
 		Build: &Build{
 			Name: buildName,
 		},
-		Source: &Source{
+		Source: &source.Source{
 			Ref:        opts.Ref,
 			Repository: repo,
 			Commit:     commitInfo,
-			Tarball: &Tarball{
+			Tarball: &source.Tarball{
 				URL: repo.TarballURL(commitInfo.SHA),
 			},
 		},

pkg/plan/plan.go

@@ -5,15 +5,14 @@ import (
 	"io"
 	"os"
 
-	"github.com/jimeh/build-emacs-for-macos/pkg/commit"
 	"github.com/jimeh/build-emacs-for-macos/pkg/osinfo"
-	"github.com/jimeh/build-emacs-for-macos/pkg/repository"
+	"github.com/jimeh/build-emacs-for-macos/pkg/source"
 	"gopkg.in/yaml.v3"
 )
 
 type Plan struct {
 	Build   *Build         `yaml:"build,omitempty"`
-	Source  *Source        `yaml:"source,omitempty"`
+	Source  *source.Source `yaml:"source,omitempty"`
 	OS      *osinfo.OSInfo `yaml:"os,omitempty"`
 	Release *Release       `yaml:"release,omitempty"`
 	Output  *Output        `yaml:"output,omitempty"`
@@ -58,17 +57,6 @@ type Build struct {
 	Name string `yaml:"name,omitempty"`
 }
 
-type Source struct {
-	Ref        string                 `yaml:"ref,omitempty"`
-	Repository *repository.Repository `yaml:"repository,omitempty"`
-	Commit     *commit.Commit         `yaml:"commit,omitempty"`
-	Tarball    *Tarball               `yaml:"tarball,omitempty"`
-}
-
-type Tarball struct {
-	URL string `yaml:"url,omitempty"`
-}
-
 type Release struct {
 	Name       string `yaml:"name"`
 	Title      string `yaml:"title,omitempty"`