refactor: streamline verilator API steps

Author: shirohasuki

api/steps/verilator/03_build_api_step.py

@@ -16,7 +16,6 @@ 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})

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),