Nodes compose: placement from the catalogue, node records, self wants, own and pair credentials, core boxes and the authority from the vault (issue 1126)

One commit for the branch feat/1126-nodes-compose of mesh-delivery: its 16 commits squashed so its history does not carry the 17.8 MB compiled mesh-delivery-assigner a commit added by mistake and a later one removed (issue 1577). The tree equals the former head ff6c038d. The operator allowed this rewrite of the feature branch on 2026-10-26.

modules/mesh-delivery-view/module.json

@@ -6,6 +6,7 @@
   "tools": [
     "indexer_module",
     "indexer_modules",
+    "indexer_placement",
     "indexer_candidate",
     "indexer_candidates",
     "builder_build",
@@ -45,6 +46,7 @@
     "mesh-delivery-gate.source",
     "mesh-delivery-indexer.candidates",
     "mesh-delivery-indexer.modules",
+    "mesh-delivery-indexer.placement",
     "mesh-delivery-teller.answers",
     "mesh-delivery-watchman.presence",
     "mesh-delivery-watchman.stuck",