Unify accounting analysis on Client FY mirror registry

app/modules/documents/local_agent_runtime/erp_local_agent/__init__.py

@@ -1,2 +1,2 @@
-__version__ = "1.26.19"
+__version__ = "1.26.20"
 AGENT_NAME = "ERP Local Agent"

app/modules/documents/local_agent_runtime/erp_local_agent/commands.py

@@ -679,7 +679,10 @@ class AgentCommandProcessor:
             raise ValueError("Client GST and Accounting storage paths are required.")
         root = Path(self.config.storage_root)
         base_dir = root / Path(gst_relative_dir) / period
-        mirror_db = root / Path(accounting_relative_dir) / f"client_{client_id:08d}_mirror.act"
+        mirror_file_name = Path(str(payload.get("mirror_file_name") or f"client_{client_id:08d}_mirror.act")).name
+        if not mirror_file_name.lower().endswith(".act"):
+            raise ValueError("Registered Accounting Mirror filename is invalid.")
+        mirror_db = root / Path(accounting_relative_dir) / mirror_file_name
         if not base_dir.exists():
             raise ValueError("GST data has not yet been downloaded for this client/period.")
         if not mirror_db.exists():
@@ -4219,10 +4222,17 @@ class AgentCommandProcessor:
         client_id = int(payload.get("client_id") or 0)
         if client_id <= 0:
             raise ValueError("client_id is required.")
-        filename = f"client_{client_id:08d}.act"
+        mirror_filename = f"client_{client_id:08d}_mirror.act"
+        accounting_filename = f"client_{client_id:08d}.act"
         items: list[dict[str, Any]] = []
-        pattern = f"FY*/Clients/*/*/Accounting/{filename}"
-        for path in sorted(self.store.storage_root.glob(pattern)):
+        pattern = f"FY*/Clients/*/*/Accounting/{mirror_filename}"
+        paths = sorted(self.store.storage_root.glob(pattern))
+        # Legacy fallback: older workstations may have only the client accounting
+        # database until the next full mirror refresh.  Discovery still reports it,
+        # but new/full exports register the actual *_mirror.act analytical source.
+        if not paths:
+            paths = sorted(self.store.storage_root.glob(f"FY*/Clients/*/*/Accounting/{accounting_filename}"))
+        for path in paths:
             if not path.is_file():
                 continue
             try:
@@ -4254,7 +4264,8 @@ class AgentCommandProcessor:
                 "client_id": client_id,
                 "financial_year": fy,
                 "accounting_relative_dir": relative,
-                "accounting_db_path": str(path),
+                "mirror_db_path": str(path),
+                "accounting_db_path": str(path.parent / accounting_filename),
                 "company_name": str(company.get("company_name") or "").strip(),
                 "tally_guid": str(company.get("company_guid") or "").strip(),
                 "mirror": {