diff --git a/Dockerfile b/Dockerfile
index 62de574..5165d70 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,4 +24,6 @@ RUN mkdir -p /app/data/storage /app/data/year_backups
 
 EXPOSE 8000
 
-CMD ["sh", "-c", "alembic upgrade head && uvicorn app.main:app --host 0.0.0.0 --port 8000"]
\ No newline at end of file
+HEALTHCHECK --interval=10s --timeout=5s --start-period=10s --retries=10 CMD python -c "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/', timeout=3)"
+
+CMD ["sh", "-c", "alembic upgrade head && uvicorn app.main:app --host 0.0.0.0 --port 8000"]
diff --git a/app/modules/accounting/gst_reconciliation_ui.py b/app/modules/accounting/gst_reconciliation_ui.py
index 99647a4..9837194 100644
--- a/app/modules/accounting/gst_reconciliation_ui.py
+++ b/app/modules/accounting/gst_reconciliation_ui.py
@@ -27,9 +27,122 @@ from app.modules.credential_vault.crypto import decrypt_value
 from app.modules.credential_vault.models import CredentialVaultEntry
 from app.modules.credential_vault.service import can_view_entry, log_access
 from app.modules.documents.services import client_folder_parts, get_active_storage_node_for_branch, sanitize_segment
-from app.modules.documents.local_agent_runtime.erp_local_agent.gst_portal_runtime import extract_invoice_rows, extract_gstr3b_itc
 from app.modules.registrations.models import ClientRegistration, RegistrationType
 
+
+
+def _gst_parse_date(value: str) -> str:
+    text = str(value or "").strip()
+    for fmt in ("%d-%m-%Y", "%d/%m/%Y", "%Y-%m-%d", "%d-%b-%Y", "%d/%m/%y"):
+        try:
+            return datetime.strptime(text, fmt).date().isoformat()
+        except Exception:
+            pass
+    return text
+
+
+def _gst_float(value) -> float:
+    try:
+        return float(value or 0)
+    except Exception:
+        return 0.0
+
+
+def _gst_doc_key(value: str) -> str:
+    return "".join(ch for ch in str(value or "").upper() if ch.isalnum())
+
+
+def _gst_walk(obj):
+    if isinstance(obj, dict):
+        yield obj
+        for value in obj.values():
+            yield from _gst_walk(value)
+    elif isinstance(obj, list):
+        for value in obj:
+            yield from _gst_walk(value)
+
+
+def _gst_tax_from_invoice(inv: dict) -> dict[str, float]:
+    out = {"taxable": 0.0, "igst": 0.0, "cgst": 0.0, "sgst": 0.0, "cess": 0.0}
+    for item in inv.get("itms") or inv.get("items") or []:
+        detail = item.get("itm_det") or item.get("item_det") or item
+        out["taxable"] += _gst_float(detail.get("txval"))
+        out["igst"] += _gst_float(detail.get("iamt"))
+        out["cgst"] += _gst_float(detail.get("camt"))
+        out["sgst"] += _gst_float(detail.get("samt"))
+        out["cess"] += _gst_float(detail.get("csamt"))
+    if not any(out.values()):
+        out["taxable"] = _gst_float(inv.get("txval") or inv.get("taxable_value"))
+        out["igst"] = _gst_float(inv.get("iamt") or inv.get("igst"))
+        out["cgst"] = _gst_float(inv.get("camt") or inv.get("cgst"))
+        out["sgst"] = _gst_float(inv.get("samt") or inv.get("sgst"))
+        out["cess"] = _gst_float(inv.get("csamt") or inv.get("cess"))
+    return out
+
+
+def extract_invoice_rows(data) -> list[dict]:
+    """Normalize invoice-like rows from GST JSON without importing workstation runtime code."""
+    rows: list[dict] = []
+    seen: set[tuple[str, str, str]] = set()
+    for obj in _gst_walk(data):
+        invno = str(
+            obj.get("inum")
+            or obj.get("inv_num")
+            or obj.get("doc_no")
+            or obj.get("invoiceNumber")
+            or ""
+        ).strip()
+        if not invno:
+            continue
+        gstin = str(
+            obj.get("ctin")
+            or obj.get("stin")
+            or obj.get("supplier_gstin")
+            or obj.get("recipientGstin")
+            or ""
+        ).strip().upper()
+        invoice_date = _gst_parse_date(
+            str(
+                obj.get("idt")
+                or obj.get("inv_date")
+                or obj.get("doc_date")
+                or obj.get("invoiceDate")
+                or ""
+            )
+        )
+        key = (gstin, _gst_doc_key(invno), invoice_date)
+        if key in seen:
+            continue
+        seen.add(key)
+        tax = _gst_tax_from_invoice(obj)
+        rows.append(
+            {
+                "gstin": gstin,
+                "invoice_no": invno,
+                "invoice_key": _gst_doc_key(invno),
+                "invoice_date": invoice_date,
+                "invoice_value": _gst_float(
+                    obj.get("val") or obj.get("invoice_value") or obj.get("invoiceValue")
+                ),
+                **tax,
+            }
+        )
+    return rows
+
+
+def extract_gstr3b_itc(data) -> dict[str, float]:
+    """Normalize GSTR-3B eligible-ITC totals from uploaded portal JSON."""
+    totals = {"igst": 0.0, "cgst": 0.0, "sgst": 0.0, "cess": 0.0}
+    if not isinstance(data, dict):
+        return totals
+    itc = data.get("itc_elg") or {}
+    for item in itc.get("itc_avl") or []:
+        totals["igst"] += _gst_float(item.get("iamt"))
+        totals["cgst"] += _gst_float(item.get("camt"))
+        totals["sgst"] += _gst_float(item.get("samt"))
+        totals["cess"] += _gst_float(item.get("csamt"))
+    return totals
+
 router = APIRouter(prefix="/tools/accounting/gst-reconciliation", tags=["accounting-gst-reconciliation-ui"])
 _TOKEN_PURPOSE = "gst_operator_browser_v1"
 _TOKEN_MINUTES = 30