A packages state not on the bus yet is nothing published, not a failed read (issue 1966, check of #191)

Claude-Session: https://claude.ai/code/session_01NcbgfFSnn24M3GcqttoU7i

modules/mesh-delivery-indexer/internal/index/imports_test.go

@@ -11,6 +11,7 @@ import (
 	"git.novox.be/novox/mesh-delivery/contracts/go/seats/meshcatalog"
 	"git.novox.be/novox/mesh-delivery/contracts/go/seats/meshdeliverychecker"
 	"git.novox.be/novox/mesh-delivery/modules/mesh-delivery-builder/builds"
+	"git.novox.be/novox/mesh-sdk/go/process"
 )
 
 const meshSDK = "git.novox.be/novox/mesh-sdk/go"
@@ -322,6 +323,7 @@ func anUnreadPackagesStateWritesNoFingerprintAndFingerprintsAreComputedAgain(t *
 			why  string
 		}{
 			{"the listing fails", func(ix *Indexer) { ix.Packages.(*memStore).keysErr = errors.New("jetstream not enabled") }, "cannot be listed"},
+			{"the state is not on the bus yet", func(ix *Indexer) { ix.Packages.(*memStore).keysErr = process.ErrNotYet }, "answers no published package"}, // a mesh with no import form computes as before: TestIndexerWritesModulesAtAMerge
 			{"the state answers no package", func(ix *Indexer) { ix.Packages = newMem() }, "answers no published package"},
 		} {
 			t.Run(c.name, func(t *testing.T) {

modules/mesh-delivery-indexer/internal/index/packages.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"git.novox.be/novox/mesh-sdk/go/process"
 	"maps"
 	"path"
 	"reflect"
@@ -47,6 +48,9 @@ func (ix *Indexer) publishedRead(ctx context.Context) (map[string]meshcatalog.Pa
 		return out, nil
 	}
 	keys, err := ix.Packages.Keys(ctx)
+	if errors.Is(err, process.ErrNotYet) {
+		return out, nil // the state is not on the bus yet: nothing is published, as before
+	}
 	if err != nil {
 		return out, fmt.Errorf("the packages state cannot be listed: %w", err)
 	}
@@ -55,6 +59,9 @@ func (ix *Indexer) publishedRead(ctx context.Context) (map[string]meshcatalog.Pa
 			continue // a package's series (series.go), not a Go module's digests
 		}
 		value, _, found, err := ix.Packages.Get(ctx, key)
+		if errors.Is(err, process.ErrNotYet) {
+			continue
+		}
 		if err != nil {
 			return out, fmt.Errorf("packages.%s cannot be read: %w", key, err)
 		}