feat: Implement initial tuner application with core logic, audio processing, and presentation components.

src/config.ts

@@ -0,0 +1,26 @@
+/**
+ * Centralized configuration for the AeroTuner application.
+ */
+
+export const config = {
+    audio: {
+        sampleRate: 48000,
+        fftSize: 2048,
+        smoothingTimeConstant: 0.8,
+    },
+    pitchDetection: {
+        minFrequency: 60, // Hz (Low B on 5-string bass is ~30Hz, but 60Hz is safer for noise)
+        maxFrequency: 4000, // Hz (High C on piano is ~4186Hz)
+        clarityThreshold: 0.9, // Correlation threshold for autocorrelation
+        silenceThreshold: 0.05, // Amplitude threshold to consider "silence"
+        fftPeakThreshold: 0.05, // 5% of max magnitude
+    },
+    tuning: {
+        referencePitch: 440, // A4 frequency
+        inTuneThresholdCents: 5, // ±5 cents is considered "in tune"
+    },
+    ui: {
+        gaugeRangeCents: 50, // Range of the tuning gauge in cents (±50)
+        animationSmoothing: 0.2, // Smoothing factor for UI updates
+    }
+} as const;