fix: include falsy but valid parameter values (e.g. 0, False) in payload

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: 2 people

src/iracingdataapi/client.py

@@ -800,9 +800,9 @@ def result_search_hosted(
 
         params = locals()
         payload = {}
-        for x in params.keys():
-            if x != "self" and params[x]:
-                payload[x] = params[x]
+        for x, val in params.items():
+            if x != "self" and val is not None:
+                payload[x] = val
 
         resource = self._get_resource("/data/results/search_hosted", payload=payload)
         return self._get_chunks(resource.get("data", dict()).get("chunk_info"))
@@ -861,9 +861,9 @@ def result_search_series(
 
         params = locals()
         payload = {}
-        for x in params.keys():
-            if x != "self" and params[x]:
-                payload[x] = params[x]
+        for x, val in params.items():
+            if x != "self" and val is not None:
+                payload[x] = val
 
         resource = self._get_resource("/data/results/search_series", payload=payload)
         return self._get_chunks(resource.get("data", dict()).get("chunk_info"))