fix(triage): track and credit feature dead-end evidence in the verdict

.github/scripts/triage_with_llm.py

@@ -597,11 +597,13 @@ def build_issue_prompt(*, title: str, body: str) -> str:
             that it does not today).
           - Motivation / use case with a concrete example (config, API call,
             UI flow, or scenario showing what's blocked today).
-          - END-TO-END EVIDENCE OF THE DEAD-END: a video, a screenshot, or the
-            exact command(s) actually run paired with their real output,
-            showing the point where the flow stops today. Mocked or stubbed
-            dependencies do NOT count, and an unfilled template scaffold
-            (bare headings, empty numbered lists) counts as absent.
+          - END-TO-END EVIDENCE OF THE DEAD-END (set
+            `has_dead_end_evidence=true` only when this is present): a video,
+            a screenshot, or the exact command(s) actually run paired with
+            their real output, showing the point where the flow stops today.
+            Mocked or stubbed dependencies do NOT count, and an unfilled
+            template scaffold (bare headings, empty numbered lists) counts as
+            absent.
 
         For an issue that is neither a bug report nor a feature request (a
         question, support request, or discussion), PASS as long as it has a
@@ -615,6 +617,7 @@ def build_issue_prompt(*, title: str, body: str) -> str:
           "has_repro": boolean,
           "has_expected_vs_actual": boolean,
           "has_motivation_example": boolean,
+          "has_dead_end_evidence": boolean,
           "missing": ["plain-english strings naming what is missing"],
           "explanation": "1-2 sentence reasoning for the team to skim"
         }}
@@ -712,6 +715,10 @@ _ISSUE_BUG_LABELS: tuple[tuple[str, str], ...] = (
 )
 _ISSUE_FEATURE_LABELS: tuple[tuple[str, str], ...] = (
     ("has_motivation_example", "Motivation and concrete example"),
+    (
+        "has_dead_end_evidence",
+        "End-to-end evidence of the dead-end (video, screenshot, or command + real output)",
+    ),
 )
 
 

tests/test_litellm/test_github_triage_with_llm.py

@@ -306,6 +306,27 @@ class TestCloseCommentText:
         assert "Expected vs. actual behavior" in body
         assert "- ✅ End-to-end evidence of the bug" not in body
 
+    def test_issue_close_comment_should_credit_feature_dead_end_evidence(
+        self, triage_module
+    ):
+        # A feature requester who pasted their dead-end run but skipped the
+        # motivation must see the evidence credited and only the motivation
+        # listed as a gap — without a dedicated verdict field the praise
+        # block could never acknowledge the work they did do.
+        body = triage_module.format_issue_close_comment(
+            {
+                "verdict": "fail",
+                "kind": "feature",
+                "has_motivation_example": False,
+                "has_dead_end_evidence": True,
+                "missing": ["motivation / use case"],
+                "explanation": "no use case given",
+            }
+        )
+        assert "What you got right" in body
+        assert "- ✅ End-to-end evidence of the dead-end" in body
+        assert "- ✅ Motivation and concrete example" not in body
+
     def test_close_comments_should_use_softer_park_for_later_framing(
         self, triage_module
     ):
@@ -707,6 +728,11 @@ class TestBuildPrompts:
         assert "END-TO-END EVIDENCE OF THE DEAD-END" in normalized
         assert "showing the point where the flow stops today" in normalized
         assert "unfilled template scaffold" in normalized
+        # The evidence has its own verdict field so feature requesters who
+        # provided it get credited in "What you got right", exactly like
+        # `has_repro` credits bug evidence.
+        assert "`has_dead_end_evidence=true` only when this is present" in normalized
+        assert '"has_dead_end_evidence": boolean' in normalized
 
     def test_should_not_crash_when_pr_body_contains_curly_braces(self, triage_module):
         """User-supplied content with `{` / `}` must NOT be re-parsed by