test: make language count dynamic — no hardcoded numbers

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: rushikeshmore

tests/extraction/parser.test.ts

@@ -69,9 +69,10 @@ describe('languageFromPath', () => {
 })
 
 describe('supportedLanguages', () => {
-  it('returns all 27 supported languages', () => {
+  it('returns a non-empty list with core languages', () => {
     const langs = supportedLanguages()
-    expect(langs.length).toBe(27)
+    expect(langs.length).toBeGreaterThan(0)
+    // Core languages that should always be present
     expect(langs).toContain('typescript')
     expect(langs).toContain('python')
     expect(langs).toContain('go')