fix(py): address releasekit check warnings for metadata and grouping (#4595)

Fixes #4594.

## Summary

Resolves all 7 releasekit check warnings:

| Warning | Fix |
|---------|-----|
| ungrouped_packages | Added `genkit-plugin-fastapi` to `community_plugins`, `web-fastapi-bugbot` to `samples`, created `internal_tools` group |
| type_markers | Added `py.typed` to `genkit-plugin-fastapi` |
| metadata_completeness | Added authors, license to `web-fastapi-bugbot` |
| python_classifiers | Added Python 3.10-3.14 classifiers to `web-fastapi-bugbot` |
| readme_field | Added `readme = "README.md"` to `web-fastapi-bugbot` |
| changelog_url | Added Changelog URL to `genkit`, `genkit-plugin-fastapi`, `web-fastapi-bugbot` |
| publish_classifier_consistency | Added `internal_tools` to `exclude_publish` |

## Verification

```
releasekit check → 18/19 passed (only lockfile_staleness before uv lock)
```

Author: yesudeep

py/plugins/cohere/src/genkit/plugins/cohere/converters.py

@@ -46,7 +46,7 @@
     AssistantChatMessageV2,
     AssistantMessageResponse,
     SystemChatMessageV2,
-    TextAssistantMessageV2ContentItem,
+    TextAssistantMessageV2ContentOneItem,
     ToolCallV2,
     ToolCallV2Function,
     ToolChatMessageV2,
@@ -195,7 +195,7 @@ def convert_response(response: V2ChatResponse) -> GenerateResponse:
     msg: AssistantMessageResponse | None = response.message if response else None
     if msg and msg.content:
         for block in msg.content:
-            if isinstance(block, TextAssistantMessageV2ContentItem) and block.text:
+            if isinstance(block, TextAssistantMessageV2ContentOneItem) and block.text:
                 content.append(Part(root=TextPart(text=block.text)))
 
     # Handle tool calls in the response.

py/plugins/cohere/tests/cohere_models_test.py

@@ -25,7 +25,7 @@
 from unittest.mock import AsyncMock, MagicMock
 
 import pytest
-from cohere.types import TextAssistantMessageV2ContentItem
+from cohere.types import TextAssistantMessageV2ContentOneItem
 from cohere.v2.types.v2chat_stream_response import (
     ContentDeltaV2ChatStreamResponse,
     MessageEndV2ChatStreamResponse,
@@ -62,9 +62,9 @@ def _make_mock_response(
     mock.id = 'resp-1'
     mock.finish_reason = finish_reason
 
-    # Message content — must pass isinstance(TextAssistantMessageV2ContentItem)
+    # Message content — must pass isinstance(TextAssistantMessageV2ContentOneItem)
     content_item = MagicMock()
-    content_item.__class__ = TextAssistantMessageV2ContentItem
+    content_item.__class__ = TextAssistantMessageV2ContentOneItem
     content_item.type = 'text'
     content_item.text = text
     mock.message.content = [content_item]

py/plugins/fastapi/pyproject.toml

@@ -34,13 +34,8 @@ classifiers = [
   "Typing :: Typed",
   "License :: OSI Approved :: Apache Software License",
 ]
-dependencies = [
-  "genkit",
-  "pydantic>=2.10.5",
-  "fastapi>=0.100.0",
-]
+dependencies = ["genkit", "pydantic>=2.10.5", "fastapi>=0.100.0"]
 description = "Genkit FastAPI Plugin"
-license = "Apache-2.0"
 keywords = [
   "genkit",
   "ai",
@@ -53,16 +48,18 @@ keywords = [
   "server",
   "async",
 ]
+license = "Apache-2.0"
 name = "genkit-plugin-fastapi"
 readme = "README.md"
 requires-python = ">=3.10"
 version = "0.5.0"
 
 [project.urls]
-"Bug Tracker" = "https://github.com/firebase/genkit/issues"
+"Bug Tracker"   = "https://github.com/firebase/genkit/issues"
+"Changelog"     = "https://github.com/firebase/genkit/blob/main/py/plugins/fastapi/CHANGELOG.md"
 "Documentation" = "https://firebase.google.com/docs/genkit"
-"Homepage" = "https://github.com/firebase/genkit"
-"Repository" = "https://github.com/firebase/genkit/tree/main/py"
+"Homepage"      = "https://github.com/firebase/genkit"
+"Repository"    = "https://github.com/firebase/genkit/tree/main/py"
 
 [build-system]
 build-backend = "hatchling.build"

py/plugins/fastapi/src/genkit/plugins/fastapi/py.typed

@@ -21,7 +21,11 @@ umbrella_tag = "v{version}"
 
 # Packages listed here are discovered, checked, and version-bumped
 # but skipped during publish. Use "group:<name>" to reference a group.
-exclude_publish = ["group:samples", "group:unreleased_plugins"]
+exclude_publish = [
+  "group:samples",
+  "group:unreleased_plugins",
+  "group:internal_tools",
+]
 
 [groups]
 community_plugins = [
@@ -30,6 +34,7 @@ community_plugins = [
   "genkit-plugin-compat-oai",
   "genkit-plugin-dev-local-vectorstore",
   "genkit-plugin-evaluators",
+  "genkit-plugin-fastapi",
   "genkit-plugin-flask",
   "genkit-plugin-mcp",
   "genkit-plugin-observability",
@@ -42,6 +47,7 @@ google_plugins = [
   "genkit-plugin-google-genai",
   "genkit-plugin-vertex-ai",
 ]
+internal_tools = []
 samples = [
   "dev-local-vectorstore-hello",
   "framework-context-demo",
@@ -78,6 +84,7 @@ samples = [
   "provider-vertex-ai-vector-search-firestore",
   "provider-xai-hello",
   "web-endpoints-hello",
+  "web-fastapi-bugbot",
   "web-flask-hello",
   "web-multi-server",
   "web-short-n-long",

py/releasekit.toml

@@ -0,0 +1,8 @@
+# Changelog
+
+All notable changes to the web-fastapi-bugbot sample will be documented
+in this file.
+
+## 0.1.0
+
+- Initial release.

py/samples/web-fastapi-bugbot/CHANGELOG.md

@@ -1,20 +1,56 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+
 [project]
-name = "web-fastapi-bugbot"
-version = "0.1.0"
-description = "BugBot: AI Code Reviewer with Genkit + FastAPI"
-requires-python = ">=3.10"
+authors = [{ name = "Google" }]
+classifiers = [
+  "Private :: Do Not Upload",
+  "Development Status :: 3 - Alpha",
+  "Intended Audience :: Developers",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.14",
+]
 dependencies = [
-    "genkit",
-    "genkit-plugin-fastapi",
-    "genkit-plugin-google-genai",
-    "python-dotenv>=1.0.0",
-    "uvicorn[standard]>=0.34.0",
+  "genkit",
+  "genkit-plugin-fastapi",
+  "genkit-plugin-google-genai",
+  "python-dotenv>=1.0.0",
+  "uvicorn[standard]>=0.34.0",
 ]
+description = "BugBot: AI Code Reviewer with Genkit + FastAPI"
+license = "Apache-2.0"
+name = "web-fastapi-bugbot"
+readme = "README.md"
+requires-python = ">=3.10"
+version = "0.1.0"
 
 [project.optional-dependencies]
 dev = ["watchdog>=6.0.0"]
 
+[project.urls]
+"Bug Tracker"   = "https://github.com/firebase/genkit/issues"
+"Changelog"     = "https://github.com/firebase/genkit/blob/main/py/samples/web-fastapi-bugbot/CHANGELOG.md"
+"Documentation" = "https://firebase.google.com/docs/genkit"
+"Homepage"      = "https://github.com/firebase/genkit"
+"Repository"    = "https://github.com/firebase/genkit/tree/main/py"
+
 [tool.uv.sources]
-genkit = { workspace = true }
-genkit-plugin-fastapi = { workspace = true }
+genkit                     = { workspace = true }
+genkit-plugin-fastapi      = { workspace = true }
 genkit-plugin-google-genai = { workspace = true }