feat: publish Dever core with project scaffolding and versioned AI skills

test/performance/fixtures/live/app.dever

@@ -0,0 +1,18 @@
+type WorkerFailure {
+  error Failed(message: Text)
+}
+
+tcp() (result: Bool) {
+  port.tcp()
+  result = true
+}
+
+ws() (result: Bool) {
+  port.live()
+  result = true
+}
+
+sse() (result: Bool) {
+  port.live()
+  result = true
+}