Merge branch 'upstream/openpilot/master' into sync-20250731

# Conflicts:
#	.github/workflows/selfdrive_tests.yaml
#	common/params.h
#	common/params_keys.h
#	common/params_pyx.pyx
#	docs/CARS.md
#	opendbc_repo
#	panda
#	selfdrive/car/tests/test_models.py
#	selfdrive/pandad/pandad.cc
#	selfdrive/pandad/pandad.h
#	selfdrive/selfdrived/selfdrived.py
#	selfdrive/ui/translations/main_ar.ts
#	selfdrive/ui/translations/main_de.ts
#	selfdrive/ui/translations/main_es.ts
#	selfdrive/ui/translations/main_fr.ts
#	selfdrive/ui/translations/main_ja.ts
#	selfdrive/ui/translations/main_ko.ts
#	selfdrive/ui/translations/main_pt-BR.ts
#	selfdrive/ui/translations/main_th.ts
#	selfdrive/ui/translations/main_tr.ts
#	selfdrive/ui/translations/main_zh-CHS.ts
#	selfdrive/ui/translations/main_zh-CHT.ts
#	system/athena/athenad.py
#	system/athena/manage_athenad.py
#	system/manager/manager.py
#	system/sentry.py
#	uv.lock
Sync: `commaai/opendbc:master` into `sunnypilot/opendbc:master`

Sync: `commaai/panda:master` into `sunnypilot/panda:master`

sunnypilot/models/fetcher.py

@@ -88,8 +88,8 @@ class ModelCache:
   def _is_expired(self) -> bool:
     """Checks if the cache has expired"""
     current_time = int(time.monotonic() * 1e9)
-    last_sync = int(self.params.get(self._LAST_SYNC_KEY, encoding="utf-8") or 0)
-    return last_sync == 0 or (current_time - last_sync) >= self.cache_timeout
+    last_sync = self.params.get(self._LAST_SYNC_KEY) or 0
+    return bool(last_sync == 0) or (current_time - last_sync) >= self.cache_timeout
 
   def get(self) -> tuple[dict, bool]:
     """
@@ -98,7 +98,7 @@ class ModelCache:
     If no cached data exists or on error, returns an empty dict
     """
     try:
-      cached_data = self.params.get(self._CACHE_KEY, encoding="utf-8")
+      cached_data = self.params.get(self._CACHE_KEY)
       if not cached_data:
         cloudlog.warning("No cached model data available")
         return {}, True
@@ -110,7 +110,7 @@ class ModelCache:
   def set(self, data: dict) -> None:
     """Updates the cache with new model data"""
     self.params.put(self._CACHE_KEY, json.dumps(data))
-    self.params.put(self._LAST_SYNC_KEY, str(int(time.monotonic() * 1e9)))
+    self.params.put(self._LAST_SYNC_KEY, int(time.monotonic() * 1e9))
 
 
 class ModelFetcher: