fix: sync root repository files with updated fiveparaminte-main code

schemas.py

@@ -1,5 +1,5 @@
 from pydantic import BaseModel
-from typing import Optional
+from typing import Optional, List
 from datetime import datetime
 
 class NormalizedVitals(BaseModel):
@@ -15,6 +15,14 @@ class NormalizedVitals(BaseModel):
     respiratory_rate: Optional[float] = None
     temperature: Optional[float] = None
     present_fields: Optional[list] = None
+    # Raw waveform sample arrays (8-bit unsigned, 0-255)
+    ecg_wave:   Optional[List[int]] = None   # ECG waveform samples from 989-byte packet
+    pleth_wave: Optional[List[int]] = None   # Pleth/SpO2 waveform samples from 286/288-byte packet
+    # Patient demographics parsed from HL7 PID/PV1 segments
+    patient_name:   Optional[str] = None   # PID-5: "Given Family"
+    patient_gender: Optional[str] = None   # PID-8: M / F / U
+    patient_dob:    Optional[str] = None   # PID-7: YYYYMMDD
+    bed_id:         Optional[str] = None   # PV1-3: bed / room ID
 
 class DeviceStatus(BaseModel):
     device_id: str