Remove helper indirection and import shared service helpers directly

Docs/Tasks.md

@@ -123,6 +123,8 @@ With multiple copies of the same class name in different modules, `isinstance` c
 
 ### Task 5 — Resolve config_file_service.py god object and dual implementations
 
+**Status:** In progress
+
 **Severity:** High
 
 **Where:**
@@ -230,6 +232,7 @@ The current inconsistency (five services at 10 s, three at 5 s) appears to be ac
 ---
 
 ### Task 8 — Remove app/helpers/ indirection layer; fix circular imports structurally
+**Status:** Completed
 
 **Severity:** Medium