refactor: unsafe only in adapter + libkos; forbid(unsafe_code) everywhere else; libkos Window (volatile, bounds-checked MMIO/DMA/shared mem), entry!, thread::spawn; MapRegion returns pages; kernel const-built (with_cores/install_platform); newtype addrs

crates/servers/bluetooth-server/src/lib.rs

@@ -1,3 +1,5 @@
+#![forbid(unsafe_code)]
+
 pub fn add(left: u64, right: u64) -> u64 {
     left + right
 }