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/pkg-config.go

@@ -2,7 +2,7 @@ package rosa
 
 import "hakurei.app/internal/pkg"
 
-func (t Toolchain) newPkgConfig() pkg.Artifact {
+func (t Toolchain) newPkgConfig() (pkg.Artifact, string) {
 	const (
 		version  = "0.29.2"
 		checksum = "gi7yAvkwo20Inys1tHbeYZ3Wjdm5VPkrnO0Q6_QZPCAwa1zrA8F4a63cdZDd-717"
@@ -17,6 +17,14 @@ func (t Toolchain) newPkgConfig() pkg.Artifact {
 			{"CFLAGS", "'-Wno-int-conversion'"},
 			{"with-internal-glib"},
 		},
-	})
+	}), version
+}
+func init() {
+	artifactsM[PkgConfig] = Metadata{
+		f: Toolchain.newPkgConfig,
+
+		Name:        "pkg-config",
+		Description: "a helper tool used when compiling applications and libraries",
+		Website:     "https://pkgconfig.freedesktop.org/",
+	}
 }
-func init() { artifactsF[PkgConfig] = Toolchain.newPkgConfig }