Fix recent activity API endpoint and update data aggregation

app.py

@@ -37,7 +37,7 @@ def get_hub_community_activity(user: str, max: int = 200_000) -> List[Any]:
         while i <= max:
             try:
                 r = client.get(
-                    f"https://huggingface.co/api/recent-activity?limit=100&type=discussion&skip={i}&user={user}",
+                    f"https://huggingface.co/api/recent-activity?limit=100&activityType=discussion&skip={i}1&entity={user}&feedType=user"
                 )
                 activity = r.json()["recentActivity"]
                 if not activity:
@@ -146,7 +146,7 @@ def plot_over_time():
         aggregate_function="count",
     )
     df = df.fill_null(0)
-    df = df.with_columns(pl.sum(["open", "closed", "merged"])).sort("createdAt")
+    df = df.with_columns(pl.sum(["open", "merged"])).sort("createdAt")
     df = df.to_pandas().set_index("createdAt").cumsum()
     return px.line(df, x=df.index, y=[c for c in df.columns if c != "sum"])