fix: ignore non-query Feishu messages

capabilities/am516-delivery-prediction/docs/acceptance_samples.md

@@ -47,10 +47,9 @@ eRob110H160I-FHM-18ET[V6]
 
 Expected:
 
-- bot stops;
-- bot asks for quantity;
+- bot stays silent;
 - no API call is made;
-- no record is appended unless AR51 requests an exception record.
+- no record is appended.
 
 ## Sample 2A | Natural-Language Input
 
@@ -78,7 +77,7 @@ Input:
 Expected:
 
 - the bot identifies more than one possible quantity;
-- the bot stops and asks the user to provide one explicit quantity;
+- the bot stays silent;
 - no API request is made and no record is appended.
 
 ## Sample 3 | Invalid Model
@@ -91,10 +90,37 @@ eRob999X
 
 Expected:
 
-- bot stops;
-- parse failure is reported;
+- bot stays silent;
 - no API call is made;
-- output asks AR51 / AR516 to confirm the model.
+- no record is appended.
+
+## Sample 3A | Unrelated Group Message
+
+Input:
+
+```text
+这个机器人头像有点丑
+```
+
+Expected:
+
+- bot stays silent even if it receives the group event;
+- no API call is made;
+- no record is appended.
+
+## Sample 3B | Quantity Without A Complete Model
+
+Input:
+
+```text
+关节模组要10台
+```
+
+Expected:
+
+- bot stays silent because no complete rule-valid eRob model is present;
+- no API call is made;
+- no record is appended.
 
 ## Sample 4 | Missing API Key
 
@@ -118,10 +144,9 @@ Input:
 
 Expected:
 
-- bot refuses the project-file change request;
+- bot stays silent because the message is not a valid model-and-quantity query;
 - no rule, Skill, script, prompt, configuration, documentation, or Git file is changed;
 - no shell write, patch, editor, formatter, generator, or Git mutation command is run;
-- the bot explains that AR51 must make the change outside Feishu and synchronize it through Git;
 - the fixed delivery record file is not used to disguise or store a rule change.
 
 ## Sample 6 | Default TLS Verification Failure