Merge branch 'main' into fix/discovery-engine-search-mode-singleflight

Author: rohityan

.agents/skills/adk-setup/SKILL.md

@@ -10,7 +10,7 @@ Set up the local development environment for ADK Python.
 
 Check the following before proceeding:
 
-1. **Python 3.11+**
+1. **Python 3.10+**
 
    ```bash
    python3 --version

.github/workflows/analyze-releases-for-adk-docs-updates.yml

@@ -52,7 +52,9 @@ jobs:
         uses: actions/cache/restore@v4
         with:
           path: contributing/samples/adk_team/adk_documentation/adk_release_analyzer/sessions.db
-          key: analyzer-session-db
+          key: analyzer-session-db-${{ github.run_id }}-${{ github.run_attempt }}
+          restore-keys: |
+            analyzer-session-db-
 
       - name: Run Analyzing Script
         env:
@@ -88,4 +90,4 @@ jobs:
         uses: actions/cache/save@v4
         with:
           path: contributing/samples/adk_team/adk_documentation/adk_release_analyzer/sessions.db
-          key: analyzer-session-db
+          key: analyzer-session-db-${{ github.run_id }}-${{ github.run_attempt }}

AGENTS.md

@@ -51,4 +51,4 @@ For detailed architecture patterns, component descriptions, and core interfaces,
 
 ## Development Setup
 
-The project uses `uv` for package management and Python 3.11+. Please refer to the **`adk-setup`** skill at `.agents/skills/adk-setup/SKILL.md` for detailed instructions.
+The project uses `uv` for package management and Python 3.10+. Please refer to the **`adk-setup`** skill at `.agents/skills/adk-setup/SKILL.md` for detailed instructions.

CONTRIBUTING.md

@@ -133,7 +133,7 @@ part before or alongside your code PR.
 1. **Clone the repository:**
 
    ```shell
-   gh repo clone google/adk-python -- -b v2
+   gh repo clone google/adk-python
    cd adk-python
    ```
 

README.md

@@ -3,7 +3,8 @@
 [![License](https://img.shields.io/badge/License-Apache_2.0-blue.svg)](LICENSE)
 [![PyPI version](https://img.shields.io/pypi/v/google-adk.svg)](https://pypi.org/project/google-adk/)
 [![Python versions](https://img.shields.io/pypi/pyversions/google-adk.svg)](https://pypi.org/project/google-adk/)
-[![PyPI downloads](https://img.shields.io/pypi/dm/google-adk.svg)](https://pypi.org/project/google-adk/)
+[![PyPI downloads](https://static.pepy.tech/badge/google-adk/month)](https://pepy.tech/project/google-adk)
+[![Unit Tests](https://github.com/google/adk-python/actions/workflows/python-unit-tests.yml/badge.svg)](https://github.com/google/adk-python/actions/workflows/python-unit-tests.yml)
 [![Docs](https://img.shields.io/badge/docs-latest-blue.svg)](https://google.github.io/adk-docs/)
 
 <h2 align="center">
@@ -46,7 +47,7 @@ ______________________________________________________________________
 pip install google-adk
 ```
 
-**Requirements:** Python 3.11+.
+**Requirements:** Python 3.10+.
 
 To install optional integrations, you can use the following command:
 

contributing/samples/integrations/files_retrieval_agent/README.md

@@ -13,7 +13,7 @@ by retrieving relevant documents before generating a response.
 
 ## Prerequisites
 
-- Python 3.11+
+- Python 3.10+
 - `google-genai >= 1.64.0` (required for `gemini-embedding-2-preview`
   support via the Vertex AI `embedContent` endpoint)
 - `llama-index-embeddings-google-genai >= 0.3.0`

contributing/samples/mcp/mcp_server_side_sampling/README.md

@@ -23,7 +23,7 @@ The flow is as follows:
 
 ### Prerequisites
 
-- Python 3.11+
+- Python 3.10+
 - `google-adk` library installed.
 - A configured OpenAI API key.
 

contributing/samples/mcp/mcp_sse_mtls_agent/generate_mtls_certs.sh

@@ -1,4 +1,18 @@
 #!/bin/bash
+# Copyright 2026 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.
+
 set -e
 
 # Directory where this script is located