WIP: Water animation system - added frame initialization and update loop (debugging in progress)

test_water_animation.js

@@ -0,0 +1,10 @@
+// Test: Check if water frames exist
+console.log('Testing water animation frames...');
+
+// Check water_frame_0 through water_frame_3
+for (let i = 0; i < 4; i++) {
+    const key = `water_frame_${i}`;
+    console.log(`Frame ${i}: ${key}`);
+}
+
+console.log('Water animation test complete!');