Add timing logs to page readiness checks (#4582)

skyvern/webeye/utils/page.py

@@ -589,28 +589,84 @@ class SkyvernFrame:
         This is designed for cached action execution to ensure the page is ready
         before attempting to interact with elements.
         """
+        total_start_time = time.time()
+
         # 1. Wait for loading indicators to disappear (longest timeout first)
+        loading_indicator_duration_ms = 0.0
+        step_start_time = time.time()
+        loading_indicator_result = "success"
         try:
             await self._wait_for_loading_indicators_gone(timeout_ms=loading_indicator_timeout_ms)
         except (TimeoutError, asyncio.TimeoutError):
+            loading_indicator_result = "timeout"
             LOG.warning("Loading indicator timeout - some indicators may still be present, proceeding")
         except Exception:
+            loading_indicator_result = "error"
             LOG.warning("Failed to check loading indicators, proceeding", exc_info=True)
+        finally:
+            loading_indicator_duration_ms = (time.time() - step_start_time) * 1000
+            LOG.info(
+                "page_readiness_check",
+                step="loading_indicators",
+                result=loading_indicator_result,
+                duration_ms=loading_indicator_duration_ms,
+                timeout_ms=loading_indicator_timeout_ms,
+            )
 
         # 2. Wait for network idle (with short timeout - some pages never go idle)
+        network_idle_duration_ms = 0.0
+        step_start_time = time.time()
+        network_idle_result = "success"
         try:
             await self.frame.wait_for_load_state("networkidle", timeout=network_idle_timeout_ms)
-            LOG.debug("Network idle achieved")
         except (TimeoutError, asyncio.TimeoutError):
+            network_idle_result = "timeout"
             LOG.warning("Network idle timeout - page may have constant activity, proceeding")
+        finally:
+            network_idle_duration_ms = (time.time() - step_start_time) * 1000
+            LOG.info(
+                "page_readiness_check",
+                step="network_idle",
+                result=network_idle_result,
+                duration_ms=network_idle_duration_ms,
+                timeout_ms=network_idle_timeout_ms,
+            )
 
         # 3. Wait for DOM to stabilize
+        dom_stability_duration_ms = 0.0
+        step_start_time = time.time()
+        dom_stability_result = "success"
         try:
             await self._wait_for_dom_stable(stable_ms=dom_stable_ms, timeout_ms=dom_stability_timeout_ms)
         except (TimeoutError, asyncio.TimeoutError):
+            dom_stability_result = "timeout"
             LOG.warning("DOM stability timeout - DOM may still be changing, proceeding")
         except Exception:
+            dom_stability_result = "error"
             LOG.warning("Failed to check DOM stability, proceeding", exc_info=True)
+        finally:
+            dom_stability_duration_ms = (time.time() - step_start_time) * 1000
+            LOG.info(
+                "page_readiness_check",
+                step="dom_stability",
+                result=dom_stability_result,
+                duration_ms=dom_stability_duration_ms,
+                timeout_ms=dom_stability_timeout_ms,
+                stable_ms=dom_stable_ms,
+            )
+
+        # Log total page readiness check duration
+        total_duration_ms = (time.time() - total_start_time) * 1000
+        LOG.info(
+            "page_readiness_check_complete",
+            total_duration_ms=total_duration_ms,
+            loading_indicator_duration_ms=loading_indicator_duration_ms,
+            network_idle_duration_ms=network_idle_duration_ms,
+            dom_stability_duration_ms=dom_stability_duration_ms,
+            loading_indicator_result=loading_indicator_result,
+            network_idle_result=network_idle_result,
+            dom_stability_result=dom_stability_result,
+        )
 
     async def _wait_for_loading_indicators_gone(self, timeout_ms: float = 5000) -> None:
         """