config: add safetensors+pth weights and compat info

config.json

@@ -2,10 +2,26 @@
   "library_name": "pytorch",
   "format": "pth",
   "weights": {
-    "det": "ptocr_v5_server_det.pth",
-    "rec": "ptocr_v5_server_rec.pth"
+    "det": {
+      "safetensors": "ptocr_v5_server_det.safetensors",
+      "pth": "ptocr_v5_server_det.pth"
+    },
+    "rec": {
+      "safetensors": "ptocr_v5_server_rec.safetensors",
+      "pth": "ptocr_v5_server_rec.pth"
+    }
   },
   "homepage": "https://github.com/frotms/PaddleOCR2Pytorch",
   "created": "2025-09-16",
-  "notes": "Presence of this file helps Hub track downloads (query file)."
-}
+  "notes": "Presence of this file helps Hub track downloads (query file).",
+  "formats": [
+    "safetensors",
+    "pth"
+  ],
+  "compat": {
+    "project": "PaddleOCR2Pytorch",
+    "repo": "https://github.com/frotms/PaddleOCR2Pytorch",
+    "license": "Apache-2.0"
+  },
+  "updated": "2025-09-16"
+}