turn lpf and emphasis into a common rc

.vscode/.server-controller-port.log

@@ -1,5 +1,5 @@
 {
   "port": 13452,
-  "time": 1735989625302,
+  "time": 1737462229390,
   "version": "0.0.3"
 }

.vscode/settings.json

@@ -9,6 +9,8 @@
         "stdlib.h": "c",
         "error.h": "c",
         "math.h": "c",
-        "options.h": "c"
+        "options.h": "c",
+        "random": "c",
+        "__locale": "c"
     }
 }