functino calling improvements

Author: rlazo

firebase-vertexai/src/main/kotlin/com/google/firebase/vertexai/Chat.kt

@@ -51,10 +51,11 @@ public class Chat(
   private var lock = Semaphore(1)
 
   /**
-   * Sends a message using the provided [prompt]; automatically providing the existing [history] as context.
+   * Sends a message using the provided [prompt]; automatically providing the existing [history] as
+   * context.
    *
-   * If successful, the message and response will be added to the [history]. If unsuccessful, [history]
-   * will remain unchanged.
+   * If successful, the message and response will be added to the [history]. If unsuccessful,
+   * [history] will remain unchanged.
    *
    * @param prompt The input that, together with the history, will be given to the model as the
    * prompt.
@@ -75,10 +76,11 @@ public class Chat(
   }
 
   /**
-   * Sends a message using the provided [text prompt][prompt]; automatically providing the existing [history] as context.
+   * Sends a message using the provided [text prompt][prompt]; automatically providing the existing
+   * [history] as context.
    *
-   * If successful, the message and response will be added to the [history]. If unsuccessful, [history]
-   * will remain unchanged.
+   * If successful, the message and response will be added to the [history]. If unsuccessful,
+   * [history] will remain unchanged.
    *
    * @param prompt The input that, together with the history, will be given to the model as the
    * prompt.

firebase-vertexai/src/main/kotlin/com/google/firebase/vertexai/type/FunctionCallingConfig.kt

@@ -16,7 +16,11 @@
 
 package com.google.firebase.vertexai.type
 
-/** The configuration that specifies the function calling behavior. */
+/**
+ * The configuration that specifies the function calling behavior.
+ *
+ * See the static methods in the `companion object` for the list of available behaviors.
+ */
 public class FunctionCallingConfig
 internal constructor(
   internal val mode: Mode,