Remove unused detectApiIntent and inferRouteDirectories

Both functions have zero callers — dead code on arrival. Remove them
and their tests (9 tests) to keep the module focused on what's
actually used: search term extraction, path relevance scoring, and
kind bonuses.

__tests__/search.test.ts

@@ -1,7 +1,7 @@
 /**
  * Search Query Utilities Tests
  *
- * Tests multi-signal scoring, kind bonuses, path relevance, and API intent detection.
+ * Tests multi-signal scoring, kind bonuses, and path relevance.
  */
 
 import { describe, it, expect } from 'vitest';
@@ -9,8 +9,6 @@ import {
   extractSearchTerms,
   scorePathRelevance,
   kindBonus,
-  detectApiIntent,
-  inferRouteDirectories,
   STOP_WORDS,
 } from '../src/search/query-utils';
 
@@ -114,83 +112,6 @@ describe('Search Query Utilities', () => {
     });
   });
 
-  describe('detectApiIntent', () => {
-    it('should detect API-related queries', () => {
-      expect(detectApiIntent('find the API endpoint for users')).toBe(true);
-      expect(detectApiIntent('where is the login route')).toBe(true);
-      expect(detectApiIntent('show me the request handler')).toBe(true);
-    });
-
-    it('should detect HTTP method patterns', () => {
-      expect(detectApiIntent('GET /api/users')).toBe(true);
-      expect(detectApiIntent('post /users/create')).toBe(true);
-    });
-
-    it('should detect REST and GraphQL', () => {
-      expect(detectApiIntent('REST API for payments')).toBe(true);
-      expect(detectApiIntent('GraphQL resolver for orders')).toBe(true);
-    });
-
-    it('should not detect non-API queries', () => {
-      expect(detectApiIntent('fix the login bug')).toBe(false);
-      expect(detectApiIntent('add dark mode support')).toBe(false);
-    });
-
-    it('should detect controller and middleware mentions', () => {
-      expect(detectApiIntent('find the auth controller')).toBe(true);
-      expect(detectApiIntent('CORS middleware configuration')).toBe(true);
-    });
-  });
-
-  describe('inferRouteDirectories', () => {
-    it('should detect route directories', () => {
-      const files = [
-        'src/routes/auth.ts',
-        'src/routes/users.ts',
-        'src/utils/format.ts',
-      ];
-      const dirs = inferRouteDirectories(files);
-      expect(dirs).toBeDefined();
-      if (dirs) {
-        expect(dirs.some(d => d.includes('route'))).toBe(true);
-      }
-    });
-
-    it('should detect controller directories', () => {
-      const files = [
-        'src/controllers/AuthController.ts',
-        'src/models/User.ts',
-      ];
-      const dirs = inferRouteDirectories(files);
-      expect(dirs).toBeDefined();
-      if (dirs) {
-        expect(dirs.some(d => d.includes('controller'))).toBe(true);
-      }
-    });
-
-    it('should detect api directories', () => {
-      const files = [
-        'src/api/v1/users.ts',
-        'src/api/v1/orders.ts',
-      ];
-      const dirs = inferRouteDirectories(files);
-      expect(dirs).toBeDefined();
-      if (dirs) {
-        expect(dirs.some(d => d.includes('api'))).toBe(true);
-      }
-    });
-
-    it('should return undefined when no route dirs found', () => {
-      const files = [
-        'src/utils/format.ts',
-        'src/models/User.ts',
-        'src/index.ts',
-      ];
-      const dirs = inferRouteDirectories(files);
-      expect(dirs).toBeUndefined();
-    });
-  });
-
   describe('STOP_WORDS', () => {
     it('should contain common English stop words', () => {
       expect(STOP_WORDS.has('the')).toBe(true);

src/search/query-utils.ts

@@ -1,7 +1,7 @@
 /**
  * Search Query Utilities
  *
- * Shared module for search term extraction, scoring, and intent detection.
+ * Shared module for search term extraction and scoring.
  */
 
 import * as path from 'path';
@@ -87,43 +87,3 @@ export function kindBonus(kind: Node['kind']): number {
   };
   return bonuses[kind] ?? 0;
 }
-
-/**
- * Detect if a query has API/endpoint intent
- */
-export function detectApiIntent(query: string): boolean {
-  const apiPatterns = [
-    /\bapi\b/i, /\bendpoint/i, /\broute/i, /\bhandler/i,
-    /\bcontroller/i, /\bmiddleware/i, /\brest\b/i, /\bgraphql/i,
-    /\bget\s+\//, /\bpost\s+\//, /\bput\s+\//, /\bdelete\s+\//,
-    /\brequest/i, /\bresponse/i, /\bhttp/i,
-  ];
-  return apiPatterns.some(p => p.test(query));
-}
-
-/**
- * Infer route/controller directories from project structure
- * Returns undefined if no route directories are detected
- */
-export function inferRouteDirectories(files: string[]): string[] | undefined {
-  const routeDirs = new Set<string>();
-  const routePatterns = [
-    /routes?\//i, /controllers?\//i, /handlers?\//i,
-    /api\//i, /endpoints?\//i,
-  ];
-
-  for (const file of files) {
-    for (const pattern of routePatterns) {
-      if (pattern.test(file)) {
-        const match = file.match(pattern);
-        if (match) {
-          const idx = file.indexOf(match[0]);
-          const dir = file.substring(0, idx + match[0].length - 1);
-          routeDirs.add(dir);
-        }
-      }
-    }
-  }
-
-  return routeDirs.size > 0 ? Array.from(routeDirs) : undefined;
-}