fix: Prevent stale bot from flagging internal maintainer discussions

Merge https://github.com/google/adk-python/pull/3938

Co-authored-by: Xuan Yang <xygoogle@google.com>
COPYBARA_INTEGRATE_REVIEW=https://github.com/google/adk-python/pull/3938 from ryanaiagent:fix/stale-bot-logic 605d3499784facffc0e0ca3c1fb0547202660f46
PiperOrigin-RevId: 846450195

.github/workflows/stale-bot.yml

@@ -1,3 +1,17 @@
+# 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.
+
 name: ADK Stale Issue Auditor
 
 on:

contributing/samples/adk_stale_agent/PROMPT_INSTRUCTION.txt

@@ -53,16 +53,21 @@ Your job is to analyze a specific issue and report findings before taking action
 
 **STEP 3: ANALYZE MAINTAINER INTENT**
 - **Context**: The last person to act was a Maintainer.
-- **Action**: Read the text in `last_comment_text`.
-    - **Question Check**: Does the text ask a question, request clarification, ask for logs, or suggest trying a fix?
+- **Action**: Analyze `last_comment_text` using `maintainers` list and `last_actor_name`.
+
+    - **Internal Discussion Check**: Does the comment mention or address any username found in the `maintainers` list (other than the speaker `last_actor_name`)?
+        - **Verdict**: **ACTIVE** (Internal Team Discussion).
+        - **Report**: "Analysis for Issue #[number]: ACTIVE. Maintainer is discussing with another maintainer. No action."
+
+    - **Question Check**: Does the text ask a question, request clarification, ask for logs, or give suggestions?
     - **Time Check**: Is `days_since_activity` > {stale_threshold_days}?
 
     - **DECISION**:
-        - **IF (Question == YES) AND (Time == YES)**:
+        - **IF (Question == YES) AND (Time == YES) AND (Internal Discussion Check == FALSE):**
             - **Action**: Call `add_stale_label_and_comment`.
-            - **Check**: If '{REQUEST_CLARIFICATION_LABEL}' is not in `current_labels`, call `add_label_to_issue` for it.
+            - **Check**: If '{REQUEST_CLARIFICATION_LABEL}' is not in `current_labels`, call `add_label_to_issue` with '{REQUEST_CLARIFICATION_LABEL}'.
             - **Report**: "Analysis for Issue #[number]: STALE. Maintainer asked question [days_since_activity] days ago. Marking stale."
         - **IF (Question == YES) BUT (Time == NO)**:
             - **Report**: "Analysis for Issue #[number]: PENDING. Maintainer asked question, but threshold not met yet. No action."
-        - **IF (Question == NO)** (e.g., "I am working on this"):
-            - **Report**: "Analysis for Issue #[number]: ACTIVE. Maintainer gave status update (not a question). No action."
+        - **IF (Question == NO) OR (Internal Discussion Check == TRUE):**
+            - **Report**: "Analysis for Issue #[number]: ACTIVE. Maintainer gave status update or internal discussion detected. No action."

contributing/samples/adk_stale_agent/agent.py

@@ -318,11 +318,13 @@ def _replay_history_to_find_state(
           - last_activity_time (datetime): Timestamp of the last human action.
           - last_action_type (str): The type of the last action (e.g., 'commented').
           - last_comment_text (Optional[str]): The text of the last comment.
+          - last_actor_name (str): The specific username of the last actor.
   """
   last_action_role = "author"
   last_activity_time = history[0]["time"]
   last_action_type = "created"
   last_comment_text = None
+  last_actor_name = issue_author
 
   for event in history:
     actor = event["actor"]
@@ -337,6 +339,7 @@ def _replay_history_to_find_state(
     last_action_role = role
     last_activity_time = event["time"]
     last_action_type = etype
+    last_actor_name = actor
 
     # Only store text if it was a comment (resets on other events like labels/edits)
     if etype == "commented":
@@ -349,6 +352,7 @@ def _replay_history_to_find_state(
       "last_activity_time": last_activity_time,
       "last_action_type": last_action_type,
       "last_comment_text": last_comment_text,
+      "last_actor_name": last_actor_name,
   }
 
 
@@ -428,6 +432,7 @@ def get_issue_state(item_number: int) -> Dict[str, Any]:
         "status": "success",
         "last_action_role": state["last_action_role"],
         "last_action_type": state["last_action_type"],
+        "last_actor_name": state["last_actor_name"],
         "maintainer_alert_needed": maintainer_alert_needed,
         "is_stale": is_stale,
         "days_since_activity": days_since_activity,
@@ -436,6 +441,8 @@ def get_issue_state(item_number: int) -> Dict[str, Any]:
         "current_labels": labels_list,
         "stale_threshold_days": STALE_HOURS_THRESHOLD / 24,
         "close_threshold_days": CLOSE_HOURS_AFTER_STALE_THRESHOLD / 24,
+        "maintainers": maintainers,
+        "issue_author": issue_author,
     }
 
   except RequestException as e: