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/wasm/test_drawing_app.html

@@ -29,7 +29,7 @@
                 status.textContent = 'Interpreter initialized. Fetching Nyash script...';
 
                 // 3. Fetch the drawing app's source code
-                const response = await fetch('01_drawing_app.nyash');
+                const response = await fetch('01_drawing_app.hako');
                 if (!response.ok) {
                     throw new Error(`Failed to fetch script: ${response.statusText}`);
                 }