add "reject quotes" toggle at user and instance level

+ improve, cleanup, and de-duplicate quote resolution
+ add warning message when quote cannot be loaded
+ add "process error" framework to display warnings when a note cannot be correctly loaded from another instance

packages/backend/src/models/json-schema/federation-instance.ts

@@ -126,6 +126,11 @@ export const packedFederationInstanceSchema = {
 			optional: false,
 			nullable: false,
 		},
+		rejectQuotes: {
+			type: 'boolean',
+			optional: false,
+			nullable: false,
+		},
 		moderationNote: {
 			type: 'string',
 			optional: true, nullable: true,