add advanced picture data content

Signed-off-by: Michele Dolfi <[email protected]>

Author: dolfim-ibm

docling_core/types/experimental/document.py

@@ -75,6 +75,7 @@ class PictureData(BaseModel):
     classification: Optional[PictureClassificationData] = None
     description: Optional[PictureDescriptionData] = None
     molecule: Optional[PictureMoleculeData] = None
+    advanced: Optional[Dict[str, Any]] = None
 
 
 class TableCell(BaseModel):

test/data/docling_document/unit/PictureItem.yaml

@@ -1,6 +1,7 @@
 captions: []
 children: []
 data:
+  advanced: null
   classification: null
   description: null
   molecule: null

test/data/experimental/dummy_doc.yaml

@@ -145,6 +145,11 @@ pictures: # All pictures...
         smi: "..."
         confidence: 0.98
         provenance: "model3-1.0.0"
+      advanced:
+        myanalysis:
+          prediction: "abc"
+        something_else:
+          text: "aaa"
       # content structure?
     image:
       mimetype: image/png