feat: add log-server (ring buffer) and permission-manager (grant/revoke/check) system servers

crates/servers/permission-manager/src/lib.rs

@@ -1,14 +1,8 @@
-pub fn add(left: u64, right: u64) -> u64 {
-    left + right
-}
+#![no_std]
+
+pub mod protocol;
+pub mod server;
 
 #[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn it_works() {
-        let result = add(2, 2);
-        assert_eq!(result, 4);
-    }
-}
+#[path = "tests/mod.rs"]
+mod tests;