feat(cli,registry): introduce --herdr-workspace option and decouple socket fallback chains

tests/conftest.py

@@ -112,7 +112,7 @@ if os.path.exists(state_file):
         time.sleep(0.02)
 
 # Record the command call
-state["calls"].append(sys.argv[1:])
+state.setdefault("calls", []).append(sys.argv[1:])
 try:
     with open(state_file + ".trace", "a") as tf:
         tf.write(f"PID {os.getpid()} ARGS: {sys.argv[1:]}\\n")