cmd/pkgserver: move API implementation to package

For moving into cmd/mbf.

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

cmd/pkgserver/main.go

@@ -10,9 +10,11 @@ import (
 	"syscall"
 	"time"
 
-	"hakurei.app/cmd/pkgserver/internal/ui"
 	"hakurei.app/command"
 	"hakurei.app/internal/rosa"
+
+	"hakurei.app/cmd/pkgserver/internal/pkgserver"
+	"hakurei.app/cmd/pkgserver/internal/pkgserver/ui"
 )
 
 const shutdownTimeout = 15 * time.Second
@@ -48,26 +50,11 @@ func main() {
 			return errors.New("pkgserver requires 1 argument")
 		}
 
-		var index packageIndex
-		index.search = make(searchCache)
-		if err := index.populate(report); err != nil {
-			return err
-		}
-		ticker := time.NewTicker(1 * time.Minute)
-		go func() {
-			for {
-				select {
-				case <-ctx.Done():
-					ticker.Stop()
-					return
-				case <-ticker.C:
-					index.search.clean()
-				}
-			}
-		}()
 		var mux http.ServeMux
 		ui.Register(&mux)
-		index.registerAPI(&mux)
+		if err := pkgserver.Register(ctx, &mux, report); err != nil {
+			return err
+		}
 		server := http.Server{
 			Addr:    flagAddr,
 			Handler: &mux,