cli: add init.js, an initialization script

bootfs.manifest

@@ -113,4 +113,5 @@
 /console/route.js: ../../console/route.js
 /console/ifconfig.js: ../../console/ifconfig.js
 /console/cli.js: ../../console/cli.js
+/console/init.js: ../../console/init.js
 /&/etc/hosts: ../../static/&

console/cli.js

@@ -274,5 +274,7 @@ for (var cmd in _commands) {
 
 update_prompt();
 
+load("/console/init.js");
+
 // Main loop
 main_loop();

console/init.js

+//
+// init.js
+//
+// initialization script for the cli environment
+//
+
+// setup networking
+
+$("ifconfig virtio-net0 192.168.122.100 netmask 255.255.255.0 up");
+$("route add default gw 192.168.122.1");
+