internal/rosa: key metadata by string

For upcoming azalea integration. The API is quite ugly right now to ease migration.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/rsync.go

@@ -2,12 +2,12 @@ package rosa
 
 import "hakurei.app/internal/pkg"
 
-func (t Toolchain) newRsync() (pkg.Artifact, string) {
+func (t Toolchain) newRsync(s *S) (pkg.Artifact, string) {
 	const (
 		version  = "3.4.2"
 		checksum = "t7PxS4WHXzefLMKKc_3hJgxUmlGG6KgHMZ8i4DZvCQAUAizxbclNKwfLyOHyq5BX"
 	)
-	return t.NewPackage("rsync", version, newTar(
+	return s.NewPackage(t, "rsync", version, newTar(
 		"https://download.samba.org/pub/rsync/src/"+
 			"rsync-"+version+".tar.gz",
 		checksum,
@@ -27,7 +27,7 @@ func (t Toolchain) newRsync() (pkg.Artifact, string) {
 	}), version
 }
 func init() {
-	artifactsM[Rsync] = Metadata{
+	native.MustRegister(&Artifact{
 		f: Toolchain.newRsync,
 
 		Name:        "rsync",
@@ -35,5 +35,5 @@ func init() {
 		Website:     "https://rsync.samba.org/",
 
 		ID: 4217,
-	}
+	})
 }