refactor: Upgrade Gemini Data Analytics API version to v1

Upgrades GDA API endpoints from v1beta to v1 in data agent and bigquery data insights tools.
Also updates the request payloads to match the new v1 API contract (removing project and options fields).

PiperOrigin-RevId: 948512493

Author: google-genai-bot

src/google/adk/integrations/bigquery/data_insights_tool.py

@@ -119,9 +119,7 @@ def ask_data_insights(
           "Content-Type": "application/json",
           "X-Goog-API-Client": _GDA_CLIENT_ID,
       }
-      ca_url = (
-          f"{endpoint}/v1beta/projects/{project_id}/locations/{location}:chat"
-      )
+      ca_url = f"{endpoint}/v1/projects/{project_id}/locations/{location}:chat"
 
       instructions = """**INSTRUCTIONS - FOLLOW THESE RULES:**
     1.  **CONTENT:** Your answer should present the supporting data and then provide a conclusion based on that data, including relevant details and observations where possible.
@@ -131,14 +129,12 @@ def ask_data_insights(
     """
 
       ca_payload = {
-          "project": f"projects/{project_id}",
           "messages": [{"userMessage": {"text": user_query_with_context}}],
           "inlineContext": {
               "datasourceReferences": {
                   "bq": {"tableReferences": table_references}
               },
               "systemInstruction": instructions,
-              "options": {"chart": {"image": {"noImage": {}}}},
           },
           "clientIdEnum": _GDA_CLIENT_ID,
       }

src/google/adk/tools/data_agent/data_agent_tool.py

@@ -95,7 +95,7 @@ def list_accessible_data_agents(
   """
   try:
     session, endpoint = _gda_stream_util.get_gda_session(credentials)
-    base_url = f"{endpoint}/v1beta"
+    base_url = f"{endpoint}/v1"
     headers = {
         "Content-Type": "application/json",
         "X-Goog-API-Client": _GDA_CLIENT_ID,
@@ -125,7 +125,7 @@ def _get_data_agent_info(
 ) -> dict[str, Any]:
   try:
     endpoint = _gda_stream_util.get_gda_endpoint()
-    base_url = f"{endpoint}/v1beta"
+    base_url = f"{endpoint}/v1"
     headers = {
         "Content-Type": "application/json",
         "X-Goog-API-Client": _GDA_CLIENT_ID,
@@ -289,7 +289,7 @@ def ask_data_agent(
   try:
     session, endpoint = _gda_stream_util.get_gda_session(credentials)
     with session:
-      base_url = f"{endpoint}/v1beta"
+      base_url = f"{endpoint}/v1"
       headers = {
           "Content-Type": "application/json",
           "X-Goog-API-Client": _GDA_CLIENT_ID,

tests/unittests/integrations/bigquery/test_bigquery_data_insights_tool.py

@@ -75,14 +75,12 @@ def test_ask_data_insights_pipeline_from_file(mock_get_session, case_file_path):
   assert result["response"] == expected_final_list
   mock_get_session.assert_called_once_with(mock_creds)
   mock_session.post.assert_called_once_with(
-      "https://geminidataanalytics.mtls.googleapis.com/v1beta/projects/test-project/locations/global:chat",
+      "https://geminidataanalytics.mtls.googleapis.com/v1/projects/test-project/locations/global:chat",
       json={
-          "project": "projects/test-project",
           "messages": [{"userMessage": {"text": case_data["user_question"]}}],
           "inlineContext": {
               "datasourceReferences": {"bq": {"tableReferences": []}},
               "systemInstruction": mock.ANY,
-              "options": {"chart": {"image": {"noImage": {}}}},
           },
           "clientIdEnum": "GOOGLE_ADK",
       },
@@ -132,14 +130,12 @@ def test_ask_data_insights_success(mock_get_session, mock_get_stream):
   mock_get_session.assert_called_once_with(mock_creds)
   mock_get_stream.assert_called_once_with(
       mock_session,
-      "https://geminidataanalytics.mtls.googleapis.com/v1beta/projects/test-project/locations/global:chat",
+      "https://geminidataanalytics.mtls.googleapis.com/v1/projects/test-project/locations/global:chat",
       {
-          "project": "projects/test-project",
           "messages": [{"userMessage": {"text": "test query"}}],
           "inlineContext": {
               "datasourceReferences": {"bq": {"tableReferences": []}},
               "systemInstruction": mock.ANY,
-              "options": {"chart": {"image": {"noImage": {}}}},
           },
           "clientIdEnum": "GOOGLE_ADK",
       },

tests/unittests/tools/data_agent/test_data_agent_tool.py

@@ -40,7 +40,7 @@ def test_list_accessible_data_agents_success(mock_get_session):
   assert result["response"] == ["agent1", "agent2"]
   mock_get_session.assert_called_once_with(mock_creds)
   mock_session.get.assert_called_once_with(
-      "https://geminidataanalytics.googleapis.com/v1beta/projects/test-project/locations/global/dataAgents:listAccessible",
+      "https://geminidataanalytics.googleapis.com/v1/projects/test-project/locations/global/dataAgents:listAccessible",
       headers={
           "Content-Type": "application/json",
           "X-Goog-API-Client": "GOOGLE_ADK",
@@ -94,7 +94,7 @@ def test_get_data_agent_info_success(mock_get_session, mock_get_endpoint):
   mock_get_session.assert_called_once_with(mock_creds)
   mock_get_endpoint.assert_called_once()
   mock_session.get.assert_called_once_with(
-      "https://geminidataanalytics.googleapis.com/v1beta/agent_name",
+      "https://geminidataanalytics.googleapis.com/v1/agent_name",
       headers={
           "Content-Type": "application/json",
           "X-Goog-API-Client": "GOOGLE_ADK",
@@ -171,7 +171,7 @@ def test_ask_data_agent_success(
   mock_get_session.assert_called_once_with(mock_creds)
   mock_get_stream.assert_called_once_with(
       mock_session,
-      "https://geminidataanalytics.googleapis.com/v1beta/projects/p/locations/l:chat",
+      "https://geminidataanalytics.googleapis.com/v1/projects/p/locations/l:chat",
       {
           "messages": [{"userMessage": {"text": "query"}}],
           "dataAgentContext": {