docs: update model configuration specification to clarify capabilities fields

Signed-off-by: Zhao Chen <[email protected]>

Author: aftersnow

docs/config.md

@@ -135,51 +135,47 @@ The following terms are used in this section:
 
     Special capabilities that the model supports, such as reasoning, toolusage, etc.
 
-- **modelfs** _object_, REQUIRED
-
-  Contains hashes of each uncompressed layer's content.
+    - **inputTypes** _array of string_, OPTIONAL
 
-  - **type** _string_, REQUIRED
+      An array of strings specifying the data types that the model can accept as input.
+      The allowed values are: "text", "image", "audio", "video", or "embedding". For input types that are not explicitly defined, the value "other" value should be used.
 
-    Must be set to "layers".
+    - **outputTypes** _array of string_, OPTIONAL
 
-  - **diffIds** _array of strings_, REQUIRED
+      An array of strings specifying the data types that the model can produce as output.
+      The allowed values are: "text", "image", "audio", "video", or "embedding". For output types that are not explicitly defined, the value "other" value should be used.
 
-    An array of layer content hashes (`DiffIDs`), in order from first to last.
+    - **knowledgeCutoff** _string_, OPTIONAL
 
-- **capabilities** _object_, OPTIONAL
+      The date and time of the datasets that the model was trained on, formatted as defined by [RFC 3339, section 5.6][rfc3339-s5.6].
 
-    Special capabilities that the model supports, such as reasoning, toolusage, etc.
+    - **reasoning** _boolean_, OPTIONAL
 
-  - **inputTypes** _array of string_, OPTIONAL
+      Whether the model can perform reasoning tasks.
 
-    An array of strings specifying the data types that the model can accept as input.
-    The allowed values are: "text", "image", "audio", "video", or "embedding". For input types that are not explicitly defined, the value "other" value should be used.
+    - **toolUsage** _boolean_, OPTIONAL
 
-  - **outputTypes** _array of string_, OPTIONAL
+      Whether the model can use external tools or APIs to perform tasks.
 
-    An array of strings specifying the data types that the model can produce as output.
-    The allowed values are: "text", "image", "audio", "video", or "embedding". For output types that are not explicitly defined, the value "other" value should be used.
+    - **reward** _boolean_, OPTIONAL
 
-  - **knowledgeCutoff** _string_, OPTIONAL
+      Whether the model is a reward model.
 
-    The date and time of the datasets that the model was trained on, formatted as defined by [RFC 3339, section 5.6][rfc3339-s5.6].
+    - **languages** _array of string_, OPTIONAL
 
-  - **reasoning** _boolean_, OPTIONAL
+      What languages can the model speak. Encoded as [ISO 639][iso-639] two letter codes.
 
-    Whether the model can perform reasoning tasks.
-
-  - **toolUsage** _boolean_, OPTIONAL
+- **modelfs** _object_, REQUIRED
 
-    Whether the model can use external tools or APIs to perform tasks.
+  Contains hashes of each uncompressed layer's content.
 
-  - **reward** _boolean_, OPTIONAL
+  - **type** _string_, REQUIRED
 
-    Whether the model is a reward model.
+    Must be set to "layers".
 
-  - **languages** _array of string_, OPTIONAL
+  - **diffIds** _array of strings_, REQUIRED
 
-    What languages can the model speak. Encoded as [ISO 639][iso-639] two letter codes.
+    An array of layer content hashes (`DiffIDs`), in order from first to last.
 
 ## Example