feat: customize login and lobby spaces from the panel

internal/api/systemservers.go

@@ -0,0 +1,28 @@
+package api
+
+import (
+	"context"
+	"net/http"
+
+	"felis.lolicon.best/internal/naming"
+)
+
+// System services have no player owner or business-layer row. Staff manage their
+// existing cluster objects; creation and claiming keep the reserved-name gate.
+func validateManagedServerName(r *http.Request, name string) error {
+	if p := principalFromContext(r.Context()); naming.IsSystemServer(name) && p != nil && p.IsAdmin() {
+		return naming.ValidateSystemServerName(name)
+	}
+	return naming.ValidateServerName(name)
+}
+
+func (a *API) managedServerRecord(ctx context.Context, name string) (*ServerRecord, error) {
+	if !naming.IsSystemServer(name) {
+		return a.Repo.ServerByName(ctx, name)
+	}
+	info, err := a.Cluster.GetServer(ctx, name)
+	if err != nil {
+		return nil, err
+	}
+	return &ServerRecord{Name: name, Subdomain: info.Subdomain}, nil
+}