add api doc for codeact (stanfordnlp#8298)

Author: TomeHirata

docs/docs/api/modules/CodeAct.md

@@ -0,0 +1,33 @@
+# dspy.CodeAct
+
+<!-- START_API_REF -->
+::: dspy.CodeAct
+    handler: python
+    options:
+        members:
+            - __call__
+            - batch
+            - deepcopy
+            - dump_state
+            - get_lm
+            - inspect_history
+            - load
+            - load_state
+            - map_named_predictors
+            - named_parameters
+            - named_predictors
+            - named_sub_modules
+            - parameters
+            - predictors
+            - reset_copy
+            - save
+            - set_lm
+        show_source: true
+        show_root_heading: true
+        heading_level: 2
+        docstring_style: google
+        show_root_full_path: true
+        show_object_full_path: false
+        separate_signature: false
+        inherited_members: true
+<!-- END_API_REF -->

docs/mkdocs.yml

@@ -86,6 +86,7 @@ nav:
             - BestOfN: api/modules/BestOfN.md
             - ChainOfThought: api/modules/ChainOfThought.md
             - ChainOfThoughtWithHint: api/modules/ChainOfThoughtWithHint.md
+            - CodeAct: api/modules/CodeAct.md
             - Module: api/modules/Module.md
             - MultiChainComparison: api/modules/MultiChainComparison.md
             - Parallel: api/modules/Parallel.md

dspy/predict/code_act.py

@@ -28,7 +28,6 @@ def __init__(self, signature: Union[str, Type[Signature]], tools: list[Callable]
             max_iters (int): The maximum number of iterations to generate the answer.
         
         Example:
-
             ```python
             from dspy.predict import CodeAct
             def factorial(n):