refactor: remove handbook sync state and related functionality

src/lib/llmSchemas.js

@@ -9,7 +9,6 @@ import { z } from 'zod';
 
 const topicTypeEnum = z.enum(['concept', 'role', 'process']);
 const relationTypeStrict = z.enum(['related_to', 'depends_on', 'part_of', 'executed_by']);
-const relationTypeLoose = z.enum(['related_to', 'depends_on', 'part_of', 'executed_by', 'executes']);
 const learningRelevanceEnum = z.enum(['core', 'standard', 'peripheral', 'exclude']);
 
 const extractionTopicSchema = z.object({
@@ -31,38 +30,6 @@ export const extractionResultSchema = z.object({
   relations: z.array(extractionRelationSchema),
 });
 
-const handbookTopicSchema = extractionTopicSchema.extend({
-  metadata: z.object({ source: z.string() }).optional(),
-});
-
-const handbookRelationSchema = z.object({
-  source: z.string().min(1),
-  target: z.string().min(1),
-  type: relationTypeLoose,
-  description: z.string().optional(),
-});
-
-export const handbookResultSchema = z.object({
-  topics: z.array(handbookTopicSchema),
-  relations: z.array(handbookRelationSchema),
-});
-
-/**
- * Normalise legacy `executes` relations into the canonical `executed_by`
- * vocabulary by swapping source and target. The handbook prompt previously
- * emitted `role → executes → process`; the canonical form is
- * `process → executed_by → role`.
- */
-export function normalizeHandbookResult(parsed) {
-  return {
-    ...parsed,
-    relations: parsed.relations.map((r) =>
-      r.type === 'executes'
-        ? { ...r, type: 'executed_by', source: r.target, target: r.source }
-        : r,
-    ),
-  };
-}
 
 const articleSectionSchema = z.object({
   heading: z.string().min(1),
@@ -218,7 +185,6 @@ export const replaceTakeawaysPatchSchema = z.object({
  */
 export const toolSchemaRegistry = {
   emit_knowledge_graph: extractionResultSchema,
-  emit_handbook_delta: handbookResultSchema,
   emit_learning_article: learningArticleSchema,
   emit_learning_slides: learningSlidesSchema,
   emit_learning_infographic: learningInfographicSchema,