phase: 20.49 COMPLETE; 20.50 Flow+String minimal reps; 20.51 selfhost v0/v1 minimal (Option A/B); hv1-inline binop/unop/copy; docs + run_all + CURRENT_TASK -> 21.0

examples/hello_native.hako

@@ -0,0 +1,9 @@
+// Hello World for Native Build Demo
+print("🎉 Nyash Native Build Success!")
+print("Platform: " + "Linux/Windows")
+print("Compiled with Cranelift JIT")
+
+// 簡単な計算も
+local result
+result = 42 * 2
+print("The answer is: " + result)