internal/rosa: provide package metadata

This had to be done out-of-band because there was no way to efficiently represent these within Artifact.

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

internal/rosa/rsync.go

@@ -2,7 +2,7 @@ package rosa
 
 import "hakurei.app/internal/pkg"
 
-func (t Toolchain) newRsync() pkg.Artifact {
+func (t Toolchain) newRsync() (pkg.Artifact, string) {
 	const (
 		version  = "3.4.1"
 		checksum = "VBlTsBWd9z3r2-ex7GkWeWxkUc5OrlgDzikAC0pK7ufTjAJ0MbmC_N04oSVTGPiv"
@@ -24,6 +24,14 @@ func (t Toolchain) newRsync() pkg.Artifact {
 
 		// circular dependency
 		SkipCheck: true,
-	})
+	}), version
+}
+func init() {
+	artifactsM[Rsync] = Metadata{
+		f: Toolchain.newRsync,
+
+		Name:        "rsync",
+		Description: "an open source utility that provides fast incremental file transfer",
+		Website:     "https://rsync.samba.org/",
+	}
 }
-func init() { artifactsF[Rsync] = Toolchain.newRsync }