Update README.md

README.md

@@ -1,27 +1,41 @@
-# Technical Documents: Shafts Process (v1, PNG)
-
-- ~1000 image→text pairs (stepped shafts → machining process)
-- Fixed 10–11 step template; right-side Z=0; tailstock rule (L/D>3 or total length > 190 mm)
-- Images converted from SVG to PNG (width 1400px)
-
-## Structure
-- images/
-- annotations/train|val|test.jsonl
-
-## Example
-```json
-{
-  "id": "Shaft_00668",
-  "image": "images/Shaft_00668.png",
-  "conversations": [
-    {
-      "from": "user",
-      "value": "Generate the machining process for the stepped shaft in the image. Use the exact 10–11 step template."
-    },
-    {
-      "from": "assistant",
-      "value": "1. Select a steel round bar (material 16MnCr5) with diameter at least Ø35.4 mm and length at least 70.5 mm to allow machining allowances.\n2. Mount the bar in a three-jaw chuck.\n3. Face the end.\n4. Finish turn the holding diameter Ø33.4 mm over length 14.4 mm (from Z=0.0 to Z=14.4).\n5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.4 mm.\n6. Face the end and set Z=0.\n7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.\n8. Finish turn diameter Ø30.0 mm over length 51.1 mm (from Z=0.0 to Z=51.1).\n9. Break all edges (e.g., 2×45° where applicable).\n10. Remove the workpiece from the lathe."
-    }
-  ]
-}
-```
+# Technical Documents: Shafts Process (v1, PNG)
+---
+license: cc-by-4.0
+pretty_name: Technical Documents: Shafts Process (v1, PNG)
+language:
+- en
+task_categories:
+- visual-question-answering
+size_categories:
+- 1K<n<10K
+annotations_creators:
+- machine-generated
+source_datasets:
+- original
+---
+
+- ~1000 image→text pairs (stepped shafts → machining process)
+- Fixed 10–11 step template; right-side Z=0; tailstock rule (L/D>3 or total length > 190 mm)
+- Images converted from SVG to PNG (width 1400px)
+
+## Structure
+- images/
+- annotations/train|val|test.jsonl
+
+## Example
+```json
+{
+  "id": "Shaft_00668",
+  "image": "images/Shaft_00668.png",
+  "conversations": [
+    {
+      "from": "user",
+      "value": "Generate the machining process for the stepped shaft in the image. Use the exact 10–11 step template."
+    },
+    {
+      "from": "assistant",
+      "value": "1. Select a steel round bar (material 16MnCr5) with diameter at least Ø35.4 mm and length at least 70.5 mm to allow machining allowances.\n2. Mount the bar in a three-jaw chuck.\n3. Face the end.\n4. Finish turn the holding diameter Ø33.4 mm over length 14.4 mm (from Z=0.0 to Z=14.4).\n5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.4 mm.\n6. Face the end and set Z=0.\n7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.\n8. Finish turn diameter Ø30.0 mm over length 51.1 mm (from Z=0.0 to Z=51.1).\n9. Break all edges (e.g., 2×45° where applicable).\n10. Remove the workpiece from the lathe."
+    }
+  ]
+}
+```