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/flex.go

@@ -4,12 +4,12 @@ import (
 	"hakurei.app/internal/pkg"
 )
 
-func (t Toolchain) newFlex() (pkg.Artifact, string) {
+func (t Toolchain) newFlex(s *S) (pkg.Artifact, string) {
 	const (
 		version  = "2.6.4"
 		checksum = "p9POjQU7VhgOf3x5iFro8fjhy0NOanvA7CTeuWS_veSNgCixIJshTrWVkc5XLZkB"
 	)
-	return t.NewPackage("flex", version, newFromGitHubRelease(
+	return s.NewPackage(t, "flex", version, newFromGitHubRelease(
 		"westes/flex",
 		"v"+version,
 		"flex-"+version+".tar.gz",
@@ -20,7 +20,7 @@ func (t Toolchain) newFlex() (pkg.Artifact, string) {
 	), version
 }
 func init() {
-	artifactsM[Flex] = Metadata{
+	native.MustRegister(&Artifact{
 		f: Toolchain.newFlex,
 
 		Name:        "flex",
@@ -28,5 +28,5 @@ func init() {
 		Website:     "https://github.com/westes/flex/",
 
 		ID: 819,
-	}
+	})
 }