Add Claude Sonnet 4.5 support and improve action handling (#362)

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

Co-authored-by: Claude <noreply@anthropic.com>

lib_run_single.py

@@ -4,6 +4,7 @@ import logging
 import os
 import time
 from wrapt_timeout_decorator import *
+from lib_results_logger import log_task_completion
 
 logger = logging.getLogger("desktopenv.experiment")
 
@@ -32,7 +33,7 @@ def run_single_example(agent, env, example, max_steps, instruction, args, exampl
         )
         for action in actions:
             # Capture the timestamp before executing the action
-            action_timestamp = datetime.datetime.now().strftime("%Y%m%d@%H%M%S")
+            action_timestamp = datetime.datetime.now().strftime("%Y%m%d@%H%M%S%f")
             logger.info("Step %d: %s", step_idx + 1, action)
             obs, reward, done, info = env.step(action, args.sleep_after_execution)
 
@@ -64,6 +65,10 @@ def run_single_example(agent, env, example, max_steps, instruction, args, exampl
     scores.append(result)
     with open(os.path.join(example_result_dir, "result.txt"), "w", encoding="utf-8") as f:
         f.write(f"{result}\n")
+    
+    # Log task completion to results.json
+    log_task_completion(example, result, example_result_dir, args)
+    
     env.controller.end_recording(os.path.join(example_result_dir, "recording.mp4"))