[mirotalksfu] - replace ScriptProcessorNode (deprecated) with AudioWorkletNode

public/js/VolumeProcessor.js

@@ -0,0 +1,34 @@
+// volume-processor.js
+class VolumeProcessor extends AudioWorkletProcessor {
+    constructor() {
+        super();
+    }
+
+    process(inputs, outputs, parameters) {
+        const input = inputs[0];
+        if (!input || input.length === 0) {
+            return true;
+        }
+
+        const inputData = input[0];
+        if (!inputData || inputData.length === 0) {
+            return true;
+        }
+        let sum = 0;
+        for (let i = 0; i < inputData.length; i++) {
+            sum += inputData[i] * inputData[i];
+        }
+        const rms = Math.sqrt(sum / inputData.length);
+        const volume = Math.max(0, Math.min(1, rms * 10));
+
+        // Send volume data for UI updates
+        this.port.postMessage({
+            type: 'volumeIndicator',
+            volume: volume,
+        });
+
+        return true;
+    }
+}
+
+registerProcessor('volume-processor', VolumeProcessor);