R-7: mesh_first_views names the tool runner's own build, or says own build unknown

Builds: design 47 G §205, §424

Claude-Session: https://claude.ai/code/session_01NcbgfGKaxw984XyAPfLm4h

node-tools/internal/console/firstviews.go

@@ -6,6 +6,7 @@ import (
 	"log"
 	"strings"
 
+	"git.novox.be/novox/mesh-sdk/go/process"
 	"git.novox.be/novox/mesh-sdk/go/views"
 )
 
@@ -20,6 +21,10 @@ type FirstViewer interface {
 // state and since when.
 type entryLister interface{ Entries() any }
 
+// ownBuilder is a FirstViewer that also says the build the tool runner itself was started with (design 47 G §205, §424):
+// mesh_first_views names it, or says `own build unknown` and why.
+type ownBuilder interface{ OwnBuild() process.Build }
+
 // firstViewsAnswer is mesh_first_views and mesh_first_view_again.
 func (s *Surface) firstViewsAnswer(ctx context.Context, name string, args map[string]any) map[string]any {
 	fv, ok := s.src.(FirstViewer)
@@ -29,6 +34,9 @@ func (s *Surface) firstViewsAnswer(ctx context.Context, name string, args map[st
 	}
 	if name == verbFirstViews {
 		out := map[string]any{"first views": fv.Status()}
+		if ob, ok := fv.(ownBuilder); ok {
+			out["own build"] = ob.OwnBuild().String()
+		}
 		if el, ok := fv.(entryLister); ok {
 			out["entries"] = el.Entries()
 		}