phase 4

core/schema/models/inference.py

@@ -160,6 +160,39 @@ class AnalyzeRegionsDebugResponse:
     pair_count: int = 0
 
 
+# --- Field Segmentation ---
+
+
+@dataclass
+class SegmentFieldRequest:
+    """Request body for field segmentation."""
+    image: str  # base64 JPEG
+    hue_low: int = 30
+    hue_high: int = 85
+    sat_low: int = 30
+    sat_high: int = 255
+    val_low: int = 30
+    val_high: int = 255
+    morph_kernel: int = 15
+    min_area_ratio: float = 0.05
+
+
+@dataclass
+class SegmentFieldResponse:
+    """Response from field segmentation."""
+    boundary: List[List[int]] = field(default_factory=list)
+    coverage: float = 0.0
+    mask_b64: str = ""  # binary mask as base64 PNG (for downstream stages)
+
+
+@dataclass
+class SegmentFieldDebugResponse:
+    """Response from field segmentation with debug overlay."""
+    boundary: List[List[int]] = field(default_factory=list)
+    coverage: float = 0.0
+    mask_overlay_b64: str = ""
+
+
 # --- Server Config ---
 
 
@@ -193,5 +226,8 @@ INFERENCE_VIEWS = [
     RegionBox,
     AnalyzeRegionsResponse,
     AnalyzeRegionsDebugResponse,
+    SegmentFieldRequest,
+    SegmentFieldResponse,
+    SegmentFieldDebugResponse,
     ConfigUpdate,
 ]