add changes to match the new api spec, add imagen, and google-ai support

firebase-ai/CHANGELOG.md

@@ -1,100 +1,3 @@
 # Unreleased
-* [changed] **Breaking Change**: `LiveModelFutures.connect` now returns `ListenableFuture<LiveSessionFutures>` instead of `ListenableFuture<LiveSession>`.
-    * **Action Required:** Remove any transformations from LiveSession object to LiveSessionFutures object. 
-    * **Action Required:** Change type of variable handling `LiveModelFutures.connect` to `ListenableFuture<LiveSessionsFutures>`
-* [changed] **Breaking Change**: Removed `UNSPECIFIED` value for enum class `ResponseModality`
-    * **Action Required:** Remove all references to `ResponseModality.UNSPECIFIED`
-* [changed] **Breaking Change**: Renamed `LiveGenerationConfig.setResponseModalities` to `LiveGenerationConfig.setResponseModality`
-    * **Action Required:** Replace all references of `LiveGenerationConfig.setResponseModalities` with `LiveGenerationConfig.setResponseModality`
-* [feature] Added support for `HarmBlockThreshold.OFF`. See the
-  [model documentation](https://cloud.google.com/vertex-ai/generative-ai/docs/multimodal/configure-safety-filters#how_to_configure_content_filters){: .external}
-  for more information.
-* [fixed] Improved thread usage when using a `LiveGenerativeModel`. (#6870)
-* [fixed] Fixed an issue with `LiveContentResponse` audio data not being present when the model was
-  interrupted or the turn completed. (#6870)
-* [fixed] Fixed an issue with `LiveSession` not converting exceptions to `FirebaseVertexAIException`. (#6870)
 
 
-# 16.3.0
-* [feature] Emits a warning when attempting to use an incompatible model with
-  `GenerativeModel` or `ImagenModel`.
-* [changed] Added new exception type for quota exceeded scenarios.
-* [feature] `CountTokenRequest` now includes `GenerationConfig` from the model.
-* [feature] **Public Preview:** Added support for streaming input and output (including audio) using the [Gemini Live API](/docs/vertex-ai/live-api?platform=android)
-  **Note**: This feature is in Public Preview, which means that it is not subject to any SLA or deprecation policy and could change in backwards-incompatible ways.
-* [changed] **Breaking Change**: `ImagenInlineImage.data` now returns the raw
-  image bytes (in JPEG or PNG format, as specified in
-  `ImagenInlineImage.mimeType`) instead of Base64-encoded data. (#6800)
-    * **Action Required:** Remove any Base64 decoding from your
-      `ImagenInlineImage.data` usage.
-    * The `asBitmap()` helper method is unaffected and requires no code changes.
-
-# 16.2.0
-* [fixed] Added support for new values sent by the server for `FinishReason` and `BlockReason`.
-* [changed] Added support for modality-based token count. (#6658)
-* [feature] Added support for generating images with Imagen models.
-
-# 16.1.0
-* [changed] Internal improvements to correctly handle empty model responses.
-
-# 16.0.2
-* [fixed] Improved error message when using an invalid location. (#6428)
-* [fixed] Fixed issue where Firebase App Check error tokens were unintentionally missing from the requests. (#6409)
-* [fixed] Clarified in the documentation that `Schema.integer` and `Schema.float` only provide hints to the model. (#6420)
-* [fixed] Fixed issue were `Schema.double` set the format parameter in `Schema`. (#6432)
-
-# 16.0.1
-* [fixed] Fixed issue where authorization headers weren't correctly formatted and were ignored by the backend. (#6400)
-
-# 16.0.0
-* [feature] {{firebase_vertexai}} is now Generally Available (GA) and can be
-  used in production apps.
-
-  Use the {{firebase_vertexai_sdk}} to call the {{gemini_api_vertexai_long}}
-  directly from your app. This client SDK is built specifically for use with
-  Android apps, offering security options against unauthorized clients
-  as well as integrations with other Firebase services.
-
-    * If you're new to this library, visit the
-      [getting started guide](/docs/vertex-ai/get-started?platform=android).
-
-    * If you were using the preview version of the library, visit the
-      [migration guide](/docs/vertex-ai/migrate-to-ga?platform=android) to learn
-      about some important updates.
-* [changed] **Breaking Change**: Changed `functionCallingConfig` parameter type to be nullable in `ToolConfig`. (#6373)
-* [changed] **Breaking Change**: Removed `functionResponse` accessor method from `GenerateContentResponse`. (#6373)
-* [changed] **Breaking Change**: Migrated `FirebaseVertexAIException` from a sealed class to an abstract class, and marked constructors as internal. (#6368)
-* [feature] Added support for `title` and `publicationDate` in citations. (#6309)
-* [feature] Added support for `frequencyPenalty`, `presencePenalty`, and `HarmBlockMethod`. (#6309)
-* [changed] **Breaking Change**: Introduced `Citations` class. Now `CitationMetadata` wraps that type. (#6276)
-* [changed] **Breaking Change**: Reworked `Schema` declaration mechanism. (#6258)
-* [changed] **Breaking Change**: Reworked function calling mechanism to use the new `Schema` format. Function calls no longer use native types, nor include references to the actual executable code. (#6258)
-* [changed] **Breaking Change**: Made `totalBillableCharacters` field in `CountTokens` nullable and optional. (#6294)
-* [changed] **Breaking Change**: Removed `UNKNOWN` option for the `HarmBlockThreshold` enum. (#6294)
-* [changed] **Breaking Change**: Removed `UNSPECIFIED` option for the `HarmBlockThreshold`, `HarmProbability`, `HarmSeverity`, and `BlockReason` enums. (#6294)
-* [changed] **Breaking Change**: Renamed `BlockThreshold` as `HarmBlockThreshold`. (#6262)
-* [changed] **Breaking Change**: Renamed all types and methods starting with `blob` to start with `inlineData`. (#6309)
-* [changed] **Breaking Change**: Changed the order of arguments in `InlineDataPart` to match `ImagePart`. (#6340)
-* [changed] **Breaking Change**: Changed `RequestOption` to accept only `long` timeout values. (#6289)
-* [changed] **Breaking Change**: Moved `requestOptions` to the last positional argument in the `generativeModel` argument list. (#6292)
-* [changed] **Breaking Change**: Replaced sealed classes with abstract classes for `StringFormat`. (#6334)
-* [changed] **Breaking Change**: Refactored enum classes to be normal classes. (#6340)
-* [changed] **Breaking Change**: Marked `GenerativeModel` properties as private. (#6309)
-* [changed] **Breaking Change**: Changed `method` parameter type to be nullable in `SafetySettings`. (#6379)
-
-# 16.0.0-beta05
-* [changed] Merged core networking code into VertexAI from a separate library
-* [feature] added support for `responseSchema` in `GenerationConfig`.
-
-# 16.0.0-beta03
-* [changed] Breaking Change: changed `Schema.int` to return 32 bit integers instead of 64 bit (long).
-* [changed] Added `Schema.long` to return 64-bit integer numbers.
-* [changed] Added `Schema.double` to handle floating point numbers.
-* [changed] Marked `Schema.num` as deprecated, prefer using `Schema.double`.
-* [fixed] Fixed an issue with decoding JSON literals (#6028).
-
-# 16.0.0-beta01
-* [feature] Added support for `responseMimeType` in `GenerationConfig`.
-* [changed] Renamed `GoogleGenerativeAIException` to `FirebaseVertexAIException`.
-* [changed] Updated the KDocs for various classes and functions.
-