style: strip trailing periods from all series blurbs

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/playoff.py

@@ -118,17 +118,17 @@ def series_blurb(game):
     # the next matchup \u2014 fall through to a generic series-score blurb instead.
     if not is_final:
         if state["is_game7"]:
-            return "Win-or-go-home."
+            return "Win-or-go-home"
         if state["is_clincher"] and leader_name:
-            return f"{leader_name} can close it out."
+            return f"{leader_name} can close it out"
         if state["is_pivotal"]:
-            return "Series tied 2\u20112 \u2014 pivotal."
+            return "Series tied 2\u20112 \u2014 pivotal"
         if state["is_opener"]:
             return "Series opener"
     if leader_name and trailer_name:
         return f"{leader_name} lead {state['hi']}\u2011{state['lo']}"
     if state["hi"] == state["lo"]:
-        return f"Series even at {state['hi']}\u2011{state['lo']}."
+        return f"Series even at {state['hi']}\u2011{state['lo']}"
     return ""
 
 

tests/test_playoff_series.py

@@ -73,7 +73,7 @@ class TestSeriesBlurb:
 
     def test_game7_blurb(self):
         game = make_playoff_game(top_wins=3, bottom_wins=3)
-        assert series_blurb(game) == "Win-or-go-home."
+        assert series_blurb(game) == "Win-or-go-home"
 
     def test_clincher_blurb_names_leader(self):
         game = make_playoff_game(