feat: strengthen synthesis grounding and comparisons

README.md

@@ -1,6 +1,6 @@
 # GEWU local research-agent pack
 
-Version 0.14.0. Local service contract, checkpoint helper, pasted-text/transcript intake, scoped project-lens reads and workspace installer are bound; native-host installation and pilot workflows remain unverified.
+Version 0.15.0. Local service contract, checkpoint helper, pasted-text/transcript intake, scoped project-lens reads and workspace installer are bound; native-host installation and pilot workflows remain unverified.
 
 This pack contains the [agent profile](AGENTS.md), Claude harness pointer ([CLAUDE.md](CLAUDE.md)), shared protocols, four skills and separate pipeline procedures. An existing local host supplies the model and tools. There is no standalone agent engine here.
 
@@ -13,7 +13,7 @@ The pack is source material for a dedicated research workspace or for integratio
 | [kb-ingest](skills/kb-ingest/SKILL.md) | Turn selected material into evidence-bound proposals. |
 | [kb-query](skills/kb-query/SKILL.md) | Retrieve and explain accepted knowledge with citations. |
 | [kb-curate](skills/kb-curate/SKILL.md) | Audit a scoped collection and propose corrections/relations. |
-| [kb-synthesize](skills/kb-synthesize/SKILL.md) | Build a synthesis with revision-bound dependencies. |
+| [kb-synthesize](skills/kb-synthesize/SKILL.md) | Build grounded comparisons and syntheses with revision-bound dependencies. |
 
 ## Claude support