Remove redundant step numbers from recipe instructions in UI and database

scripts/test_endpoints.py

@@ -33,6 +33,14 @@ def test_routes():
     assert res.status_code == 200, f"Recipe 1 failed: {res.status_code}"
     print("✓ Recipe detail (/cookbook/recipe/1) OK")
 
+    # Verify no double numbers in /cookbook
+    import re
+    res_cb = client.get("/cookbook")
+    pattern = re.compile(r'<div class="step-text">\s*((?:Schritt\s*\d+[:.]?|\d+[\.\)\:])\s*[^<]*)', re.IGNORECASE)
+    matches = pattern.findall(res_cb.text)
+    assert len(matches) == 0, f"Found {len(matches)} double numbers in /cookbook: {matches[:3]}"
+    print("✓ Zero double numbers in rendered /cookbook steps confirmed!")
+
     print("\nAll route tests passed successfully!")
 
 if __name__ == "__main__":