refactor: streamline verilator API steps

Author: shirohasuki

api/steps/verilator/03_build_api_step.py

@@ -16,14 +16,10 @@ async def handler(req, context):
     body = req.get("body") or {}
     data = {
         "jobs": body.get("jobs", 16),
-        "cosim": body.get("cosim", False),
         "coverage": body.get("coverage", False),
     }
     await context.emit({"topic": "verilator.build", "data": data})
 
-    # ==================================================================================
-    #  Wait for simulation result
-    # ==================================================================================
     while True:
         result = await wait_for_result(context)
         if result is not None:

api/steps/verilator/05_run_api_step.py

@@ -4,7 +4,7 @@
 config = {
     "type": "api",
     "name": "Verilator Complete Workflow",
-    "description": "trigger complete verilator workflow",
+    "description": "trigger complete verilator workflow: clean → verilog → build → sim",
     "path": "/verilator/run",
     "method": "POST",
     "emits": ["verilator.run"],
@@ -17,7 +17,7 @@ async def handler(req, context):
 
     config = {
         "binary": body.get("binary", ""),
-        "config": body.get("config", "sims.verilator.BuckyballToyBBSimConfig"),
+        "config": body.get("config", "sims.verilator.BuckyballToyVerilatorConfig"),
         "jobs": body.get("jobs", "16"),
         "batch": body.get("batch", False),
         "coverage": body.get("coverage", False),
@@ -26,26 +26,6 @@ async def handler(req, context):
 
     await context.emit({"topic": "verilator.run", "data": config})
 
-    # ==================================================================================
-    #  Wait for simulation result
-    #
-    #  Expected return result format:
-    #  {
-    #    "status": 200/400/500,
-    #    "body": {
-    #      "success": true/false,
-    #      "failure": true/false,
-    #      "processing": true/false,
-    #      "return_code": 0,
-    #      other fields
-    #    }
-    #  }
-    #
-    #  Since the Motia framework wraps data in the data field, it needs to be unpacked
-    #       if isinstance(result, dict) and 'data' in result:
-    #          return result['data']
-    #       return result
-    # ==================================================================================
     while True:
         result = await wait_for_result(context)
         if result is not None: