Change Default Setting

streamlit_app.py

@@ -674,12 +674,22 @@ def gather_branch_options() -> tuple[list[str], list[str]]:
 
 restaurants_all, branches_all = gather_branch_options()
 
+# Default to Copper Buffet (TheSense + Gaysorn) on first load. Fall back to
+# "everything" if those values don't appear in the dataset — e.g. before the
+# first data refresh after a schema change.
+_DEFAULT_RESTAURANTS = ["Copper Buffet"]
+_DEFAULT_BRANCHES    = ["TheSense", "Gaysorn"]
+_restaurant_defaults = [r for r in _DEFAULT_RESTAURANTS if r in restaurants_all] \
+                       or restaurants_all
+_branch_defaults     = [b for b in _DEFAULT_BRANCHES if b in branches_all] \
+                       or branches_all
+
 st.sidebar.title("Filters")
 sel_restaurants = st.sidebar.multiselect(
-    "Restaurant", restaurants_all, default=restaurants_all
+    "Restaurant", restaurants_all, default=_restaurant_defaults
 )
 sel_branches = st.sidebar.multiselect(
-    "Branch", branches_all, default=branches_all
+    "Branch", branches_all, default=_branch_defaults
 )
 
 # Year + date range