ptos: ke: Display copyright on boot

Signed-off-by: Chloe M. <chloe@yiffware.org>

service/ptos/ke/init.c

@@ -8,10 +8,21 @@
 
 #include <ptdef.h>
 #include <ke/bpal.h>
+#include <ex/trace.h>
 #include <hal/serial.h>
 #include <machine/pio.h>
 #include <string.h>
 
+/*
+ * Display the copyright for legal reasons
+ */
+static VOID
+Copyright(VOID)
+{
+    TRACE("~ Plural Technology ~\n");
+    TRACE("Copyright (c) 2026, Chloe M., et al\n");
+}
+
 /*
  * Starting here is where the world is brought up and system
  * components are initialized.
@@ -24,4 +35,7 @@ KiKernelInit(VOID)
 
     /* Initialize the serial driver */
     HalSerialInit();
+
+    /* Display the copyright */
+    Copyright();
 }