Use common SQLite master for cash payment workflow

app/modules/accounting/cash_payment_ui.py

@@ -252,7 +252,11 @@ def cash_payment_review(
 
 @router.post("/ledgers")
 async def cash_payment_ledgers(request: Request):
-    """Load Cash ledgers using the same name-resolved live Tally master snapshot path as Opening Balance Review."""
+    """Load Cash ledgers from the common client .act SQLite master snapshot.
+
+    Normal loads are local-only.  A live Tally master refresh happens only when
+    the user explicitly clicks Refresh Master Data or when no local snapshot exists.
+    """
     form = await request.form()
     validate_csrf(request, str(form.get("csrf_token") or ""))
     db = CommonSessionLocal()
@@ -287,18 +291,18 @@ async def cash_payment_ledgers(request: Request):
                 "tally_guid": tally_guid,
                 "company_name": company_name,
             }
-            # Use the same proven live Tally master-snapshot mechanism used by
-            # Opening Balance Review.  The Local Agent resolves the selected open
-            # company, reads the standard Tally masters and returns either only
-            # Cash-in-Hand ledgers or all ledgers for explicit manual selection.
-            # No separate cash-ledger cache/job is required for this selector.
+            # Reuse the common accounting master tables already stored in the
+            # client .act SQLite file.  This avoids repeatedly querying TallyPrime
+            # just to populate a ledger selector.  The Local Agent performs a live
+            # master refresh only when force_refresh is explicitly requested, or
+            # when no usable local snapshot exists yet.
             payload["ledger_scope"] = ledger_scope
             payload["force_refresh"] = force_refresh
             result = request_agent_command(
                 node.node_code,
                 "accounting_cash_payment_cash_ledgers",
                 payload,
-                timeout_seconds=180,
+                timeout_seconds=180 if force_refresh else 45,
             )
         except Exception as exc:
             return JSONResponse({"ok": False, "error": str(exc)}, status_code=502)