feat: exponentially decreasing edge weight

and adjustment of negative weight

cutt/analysis.py

@@ -160,15 +160,16 @@ def graph_json(
                 if p_id not in player_map:
                     continue
                 p = player_map[p_id]
+                weight = 0.9**i
                 edges.append(
                     {
                         "id": f"{user}->{p}",
                         "source": user,
                         "target": p,
-                        "size": max(1.0 - 0.1 * i, 0.3),
+                        "size": weight,
                         "data": {
                             "relation": 2,
-                            "origSize": max(1.0 - 0.1 * i, 0.3),
+                            "origSize": weight,
                             "origFill": "#bed4ff",
                         },
                     }
@@ -182,7 +183,7 @@ def graph_json(
                         "id": f"{user}-x>{p}",
                         "source": user,
                         "target": p,
-                        "size": 0.3,
+                        "size": 0.5,
                         "data": {"relation": 0, "origSize": 0.3, "origFill": "#ff7c7c"},
                         "fill": "#ff7c7c",
                     }