phase 13

backend/app/boards/schemas.py

@@ -74,3 +74,35 @@ class BoardDetail(BaseModel):
         if isinstance(v, dict):
             return ViewportState(**v)
         return v
+
+
+class GroupCreate(BaseModel):
+    """Schema for creating a new group."""
+
+    name: str = Field(..., min_length=1, max_length=255, description="Group name")
+    color: str = Field(..., pattern=r"^#[0-9A-Fa-f]{6}$", description="Hex color code (#RRGGBB)")
+    annotation: str | None = Field(None, max_length=10000, description="Optional text annotation")
+    image_ids: list[UUID] = Field(..., min_items=1, description="List of image IDs to include in group")
+
+
+class GroupUpdate(BaseModel):
+    """Schema for updating group metadata."""
+
+    name: str | None = Field(None, min_length=1, max_length=255, description="Group name")
+    color: str | None = Field(None, pattern=r"^#[0-9A-Fa-f]{6}$", description="Hex color code")
+    annotation: str | None = Field(None, max_length=10000, description="Text annotation")
+
+
+class GroupResponse(BaseModel):
+    """Response schema for group with member count."""
+
+    model_config = ConfigDict(from_attributes=True)
+
+    id: UUID
+    board_id: UUID
+    name: str
+    color: str
+    annotation: str | None = None
+    member_count: int = Field(default=0, description="Number of images in group")
+    created_at: datetime
+    updated_at: datetime